Search results for "school electronics"

1. Automatically identify components, automatically select based on component characteristics, making the measurement process more convenient and efficient2. Multiple frequency tests, effective value test levels. Supports five test frequencies: 100Hz, 120KHz, 1kHz, 10kHz, and 100KHz. It is suitable for the measurement requirements of different application scenarios. With effective value test levels of 0.1V, 0.3V, and 0.6Vrms, the measurement results are more accurate and reliable3. Four-segment digital display, with high precision, capable of simultaneously showing main and auxiliary parameters4. Internal bias function, eliminating material nonlinearity, restoring true capacity, enabling precise measurement and control of nonlinear components, weak signals, or complex environments5. One-click locking and recording, making measurement more efficient. Press lightly to lock the current reading, press for a long time to activate the recording mode. The test results are classified and statistically analyzed in real time. The measurement is accurate, clear to view, and the detection efficiency is doubled. It enables you to easily control each measurement6. Five test scenarios, supporting precise measurement of capacitors, resistors, inductors impedance, electrolytic capacitors, etc7. Compact handheld design, allowing for precise measurement anytime and anywhere8. Open circuit/closed circuit correction function, used to eliminate systematic errors introduced by test fixtures and cables, which directly affect the accuracy of the measurement resultsParameters1. Test frequency: 100Hz, 120Hz, 1KHz, 10KHz, 100KHz2. Basic accuracy: 0.3%3. Display screen: 2.8 inch TFT liquid crystal display4. Display digits: main parameter: 4 1/2 digits, secondary parameter: 4 1/2 digits5. Test level: 0.1V, 0.3V, 0.6V6. Calibration function: open circuit calibration, short circuit calibration7. Internal bias: 0.0V, 0.5V8. Test port configuration: three-terminal, five-terminal9. Output impedance: 100Ω10. Communication interface: USB-TypeC (virtual serial port)11. Comparison function: used to calculate the relative error between the measured value of the component and the nominal value, displayed in percentage, and provide screening results. Nominal value and tolerance can be set, and the tolerance range can be defined from 0.1% to 99.9%12. Recording function: check whether the data of the tested component conforms to the set nominal value and tolerance, record the number of successful and failed measurement data13. Battery capacity: 3000mAh14. Supported languages: Chinese, EnglishSpecification: Package Weight One Package Weight 0.70kgs / 1.55lb One Package Size 24cm * 16cm * 8cm / 9.45inch * 6.3inch * 3.15inch Qty per Carton 16 Carton Weight 13.00kgs / 28.66lb Carton Size 50cm * 34cm * 34cm / 19.69inch * 13.39inch * 13.39inch Loading Container 20GP: 461 cartons * 16 pcs = 7376 pcs40HQ: 1071 cartons * 16 pcs = 17136 pcs

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1. With an 8-megapixel CMOS sensor, our digital camera can record 4K HD videos and take 64-megapixel photos.2. The 3.0-inch foldable and rotatable IPS screen allows you to capture beautiful images yourself, ensuring that every detail is captured with amazing clarity.3. With multiple photo modes, you can try different modes to create truly unique and charming images.4. Bring distant subjects closer with 12x optical zoom and 30x digital zoom, allowing you to capture every detail precisely. Auto/manual focus ensures fast subject lock, while the built-in LED flash and electronic image stabilization ensure clear and stable footage even in challenging conditions.5. With WiFi wireless connection, you can instantly share your favorite photos and videos through our intuitive APP.6. With a rechargeable lithium battery and convenient USB charging cable, you can keep shooting and sharing without missing any wonderful moments.7. Hot shoe external connection can be freely matched with a variety of combinations, such as fill light, microphone, etc. (not included)Parameters:1. Type: Optical zoom HD camera2. Sensor size: 1/2.8 inch3. Sensor pixel: 8.0MP4. Sensor type: IMX415 CMOS5. LCD: 3.0 inch IPS screen Resolution: 800 x 4806. Lens type: Optical zoom lens, aperture f equal to 4.9~59mm, Fno.2.8~3.17. Focus range: Wide angle: 0.1m~INF Telephoto: 1.5m~INF8. Optical zoom: 12X9. Digital zoom: 30X10. Focus: AE-L/AF-L11. Display: Rotation: Horizontal: 0-180 degrees Vertical: 0-270 degrees12. Video ：--Video format: MP4(H.264)--Resolution:UHD(4K):2880 x 2160(24fps) QHD(2K):2560 x 1440(30fps) FHD(1080P):1920 x 1080(30fps/60fps) HD(720P):1280 x 720(60fps)13. Image:--Image format: JPEG--Resolution:64M(9200 x 6900)/32M(6480 x 4860)/16M(4608 x 3456)/8M(3264 x 2448)14. Wi-Fi:--APP: Support IOS/Android--Resolution: 640 x 360--Frequency band: 2.4G--Bitstream format: H.26415. ISO: Auto/100/200/400/800/1600/320016. Photo mode: Manual exposure/Filter mode/Smart scene/Continuous shooting mode/Scene mode/Program/Shutter priority/Aperture priority/17. AF light: Built-in18. Microphone: Built-in19. Speaker: Built-in20. Hot shoe: External MIC/LED21. Other functions: Face recognition, time-lapse (1S, 3S, 5S), recording sensitivity, grid lines22. Interface:--HDMI: Type-C HDMI--USB: Type-C USB 2.0--3.5mm socket: for mono microphone interface input--2.5mm socket: for controller23. Memory card: External SD card, up to 256GB (not included)24. Language: English/German/French/Spanish/Italian/Turkish/Russian/Portuguese/Dutch/Simplified Chinese/Traditional Chinese/Japanese/Polish25. Battery: NP-120 Lithium Battery 3.7V26. Dimensions: 124 x123x 96mm27. Weight: Approx. 600g (without battery)28. Operating Temperature: 0~40 degrees Celsius29. Compatible Systems: Windows 7/8/10Specification: Package Weight One Package Weight 1.00kgs / 2.21lb One Package Size 30cm * 20cm * 15cm / 11.81inch * 7.87inch * 5.91inch Qty per Carton 10 Carton Weight 11.00kgs / 24.25lb Carton Size 70cm * 33cm * 28cm / 27.56inch * 12.99inch * 11.02inch Loading Container 20GP: 412 cartons * 10 pcs = 4120 pcs40HQ: 957 cartons * 10 pcs = 9570 pcs

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1. Easy access to the pet ear canal with a diameter of 5.4mm, accurate ear examination and endoscopy 2. Level 7 waterproof, easy to clean 3. Manual focus adjustment, easy to use 4. Material: aluminum alloy 5. Pixel: 1 million 6. Magnification: 1-500X 7. Resolution: 1280*720,640*780 8. Support system: 32-bit and 64-bit operating system, Win 7/8/XP/Vista/Mac OS/Linux 9. Interface: USB 2.0 10. The brightness of LED lights can be adjusted freely 11. Size: 5.4x160mm 12. Weight: 60gSpecification: Package Weight One Package Weight 0.31kgs / 0.68lb One Package Size 19cm * 11cm * 5cm / 7.48inch * 4.33inch * 1.97inch Qty per Carton 40 Carton Weight 13.70kgs / 30.20lb Carton Size 38cm * 22cm * 50cm / 14.96inch * 8.66inch * 19.69inch Loading Container 20GP: 637 cartons * 40 pcs = 25480 pcs40HQ: 1480 cartons * 40 pcs = 59200 pcs

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1. This product is a 64 × 32 resolution RGB full-color LED dot matrix module. It integrates 2048 LEDs, features dual HUB75 interfaces, and supports cascading expansion and quick integration. The GOB version utilizes enhanced packaging technology to improve protection performance and usage reliability.2. Utilizes 2048 RGB LEDs for full-color display with adjustable brightness.3. Resolution is 64 × 32 with a pixel pitch of 3mm, capable of displaying text, color images, or animations.4. Dimensions are 192 × 96 (mm), offering a moderate size ideal for DIY desktop or wall-mounted display applications.5. Onboard two HUB75 interfaces: one for input (to connect a controller) and one for output (to cascade multiple screens).6. GOB technology achieves resistance to impact, water, moisture, and dust.7. This is a bare screen requiring a main control board (such as Raspberry Pi Pico, ESP32, or Arduino) for display. Parameters:1. Product Dimensions: 192 × 96 (mm)2. Resolution: 64 × 32 (2048 DOTS)3. Pixel Pitch: 3mm 4. Pixel Composition: 1R1G1B5. Viewing Angle: Greater than or equal to 160 degrees6. Control Method: Synchronous Control7. Drive Method: 1/16 Scan8. Interface Type: HUB759. Supply Voltage: 5V / 2.5A (VH4 socket input)10. Power Consumption: Less than or equal to 12WSpecification: Package Weight One Package Weight 0.48kgs / 1.07lb One Package Size 24cm * 14cm * 6cm / 9.45inch * 5.51inch * 2.36inch Qty per Carton 24 Carton Weight 12.60kgs / 27.78lb Carton Size 50cm * 30cm * 38cm / 19.69inch * 11.81inch * 14.96inch Loading Container 20GP: 467 cartons * 24 pcs = 11208 pcs40HQ: 1086 cartons * 24 pcs = 26064 pcs

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Features1. High speed, clear printing. 2. Small size, light weight, wireless design, simple connection, easy operation and maintenance, reliable performance. 3. Built-in rechargeable 1400mAh lithium-ion battery, long standby time. 4. Applications: - The mobile police system. - The tobacco distribution system. - The utility meter reading system. - The mobile office / mobile logistics systems. - The portable instrumentation. - The testing equipment, ancillary equipment.Parameters1. Printing method: Thermal line printing. 2. Printing width: Paper width 80mm, effective width 72mm. Print density: 576 dot/line 3. P Print line width: 24 characters / line 48 English characters / line or 36 characters / line, 72 English characters / line or 12 English characters / line, 24 characters / line or 8 characters / line, 16 English characters / line. 4. Chinese character encoding: GBK. 5. Built-in font: ASCII Font(12*24, 8*16), GBK(24*24, 16*16)(32*32, 48*48). 6. Print speed: 70mm/s. 7. Printer core life: 50KM (25% print density or less than 100 million puiese). 8. Printable Content: English, numbers, various symbols, characters, pictures and 1D/2D barcode printing, picture printing, multi languages printing. 9. Resolution: 8 dots / mm, 203DPI 10. Data communication interface: USB / Bluetooth. 11. Power supply: Machine charging 9V-1.5A. 12. Print time: Continuous printing 2.5-3 hours. 13. Instruction set: ESC / POS compatible instruction set. 14. Cut paper: Manually tear. 15. Reminder Settings: Battery reminder, paper alarm, beep sound. 16. Black mark detection: Yes, can be printed with a gap of the adhesive thermal paper. 17. Operating system: Android, iOS, Win9X/Win ME/Win2000/WinNT/WinXP, Win Vista, Win7, Win8, Linux.Specification: General Model Number QS-8001 Material ABS Printer Type Thermal Printer Printing Speed 70mm/s Print Width 72mm Paper Size 80mm width Interface USB Work Environment Working Temperature -5~50 degree C Working Humidity 10%-90% Dimensions Size 120*100*50.5 Package Included Package Contens 1 x Printer 1 x USB Cable 1 x Power Adapter 1 x Thermal Roll Package Weight One Package Weight 0.60kgs / 1.33lb One Package Size 22cm * 16.5cm * 5.7cm / 8.66inch * 6.5inch * 2.24inch Qty per Carton 20 Carton Weight 11.66kgs / 25.71lb Carton Size 46cm * 35cm * 30cm / 18.11inch * 13.78inch * 11.81inch Loading Container 20GP: 552 cartons * 20 pcs = 11040 pcs40HQ: 1281 cartons * 20 pcs = 25620 pcs

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1. This projector is suitable for private theater and children education. 2. Mini size make it portable for outside use! 3. Its 400 Lumens brightness and 320*240 native resolution provide exceptional display quality. 4. Support aspect ratio between both 16:9 and 4:3. 5. Input terminal: AV/USB/SD/HDMI. 6. Output terminal: stereo earphone, RV power source. 7. Menu Language: As per customer requirement (Default English). 8. Projection mode: Front / Rear projection. 9. With Remote Controller. 10. Remote Controller power by 2 x AAA Batteries (not included). 11. It is a good choice for home theater, and also great toy projector for kids play and education.Specification: General Model YG300 Native Resolution 320 x 240 Aspect Ratio 16:9, 4:3 Brightness 400 lumens Contrast Ratio 300:1 Image Size 20 - 80 inch Power Consumption 24W Languages English, Chinese Interfaces(I/O) 1 x USB Port 1 x HDMI Port 1 x TF Card Slot 1 x Earphone Out Port 1 x DC In Port 1 x AV Port Dimensions Size 126.4*85.8*47.7mm Package Include Package Contents 1 x Projector 1 x Remote Control 1 x Power Adapter 1 x AV Cable 1 x Manual Package Weight One Package Weight 0.53kgs / 1.16lb One Package Size 19.5cm * 17.5cm * 8cm / 7.68inch * 6.89inch * 3.15inch Qty per Carton 20 Carton Weight 10.40kgs / 22.93lb Carton Size 41cm * 37cm * 42cm / 16.14inch * 14.57inch * 16.54inch Loading Container 20GP: 418 cartons * 20 pcs = 8360 pcs40HQ: 971 cartons * 20 pcs = 19420 pcs

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1. Comfortable and delicate Oxford cloth fabric, natural and clear texture, wear-resistant, scratch-resistant and water-repellent2. The backpack is designed with a convenient USB charging port3. Scientific and breathable back layer design, comfortable to carry4. Large capacity and multiple compartments5. The internal structure of the bag: ID bag, mobile phone bag, computer pocket6. Capacity: 14-inch notebook, power bank, data cable, umbrella, etc.7. Material: Oxford cloth8. Function: breathable, waterproof, wear-resistant, load-reducing, shock-resistant9. Opening method: zipper buckle10. Size: 30x15x47cm11. Weight: 600gSpecification: Package Weight One Package Weight 0.75kgs / 1.66lb One Package Size 32cm * 48cm * 6cm / 12.6inch * 18.9inch * 2.36inch Qty per Carton 40 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 40 pcs = 7080 pcs40HQ: 412 cartons * 40 pcs = 16480 pcs

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Specifications1. CM4 Socket: Available on all variants of Compute Module 4 2. Network: Gigabit Ethernet RJ45 connector, 100M Ethernet RJ45 connector 3. USB: USB 2.0 Type A x 2 4. Connector: Isolated RS485 x 4, power screw terminal x 1 5. Camera: MIPI CSI-2 port x 2 (15pin 1.0mm FPC connector) 6. Video: HD-MI interface x 1, support 4K 30fps output 7. RTC: Real Time Clock with Battery Socket and Ability to Wake Compute Module 4 8. Storage: MicroSD card slot for Compute Module 4 Lite (no eMMC) variant 9. Fan head: allow speed adjustment, 5V 10. Indicator: Power indicator x 1, CM4 status indicator x 1, User LED x 2, RS485 communication indicator x 8 11. Power input: 7-36V 12. Dimensions: 123 x 98 x 32mmPackage List1. CM4-ETH-RS485-BASE-B x 1 2. Metal case (top and bottom) x 1 3. Fan x 1 4. 12V 2A Power Supply x 1 5. Screwdriver x 1 6. Antenna connector rubber plug x 1 7. Screws pack x 1Specification: Package Weight One Package Weight 0.48kgs / 1.05lb One Package Size 16cm * 12cm * 5cm / 6.3inch * 4.72inch * 1.97inch Qty per Carton 40 Carton Weight 19.50kgs / 42.99lb Carton Size 50cm * 32cm * 27cm / 19.69inch * 12.6inch * 10.63inch Loading Container 20GP: 617 cartons * 40 pcs = 24680 pcs40HQ: 1432 cartons * 40 pcs = 57280 pcs

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1. Brand new and high quality. 2. Small and lightweight, easy to carry. 3. Display devices use high bright LED digital tube, stunning display effect. 4. With reverse polarity protection, reverse not burned. 5. The voltmeter only two wires, wiring simple and reliable performance. 6. Suitable for measuring DC voltage, no need external power, measure range: 4.5V ~ 30V. 7. Wide voltage to work, red measure min voltage 2.5V, safe load voltage max 40V, over 40V, maybe damaged. 8. When measuring voltage below 10V, two digits are displayed after the decimal point; when measuring voltage above 10V, one digit is displayed after the decimal point.Specification: General Material Electronic Component Current <30mA Measure Range DC 4.5-30V Input impedance >50Kohm Operating Temperature -10 ~ 65 Degree Celsius Cable Length 20cm Operating Humidity 10 ~ 80% Reading Display 0.56 inch Cutting Size 45.5x25.5mm Size 48x29x22mm Weight 16g Package Weight One Package Weight 0.17kgs / 0.38lb One Package Size 18cm * 10cm * 7cm / 7.09inch * 3.94inch * 2.76inch Qty per Carton 80 Carton Weight 14.50kgs / 31.97lb Carton Size 52cm * 37cm * 36cm / 20.47inch * 14.57inch * 14.17inch Loading Container 20GP: 385 cartons * 80 pcs = 30800 pcs40HQ: 893 cartons * 80 pcs = 71440 pcs

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1. The oscilloscope has a real-time sampling rate of 1GSa/s and an analog bandwidth of 100MHz x 22. Complete trigger function (single/normal/automatic), both periodic analog signal and non-periodic digital signal can be used freely3. Built-in DDS function signal generator and the industrys original chopping output (@2.5vpp), all signal frequency steps are 1Hz, support 14 kinds of standard function signals and a customizable chopping signal, the chopping output device intercepts part or all signals4. The complex signal measured by the oscilloscope is used as the output signal of the signal generator, which can store up to 1000 custom cut-off signals5. The built-in high-voltage protection module can withstand continuous voltage up to 400V, so there is no need to worry about the oscilloscope burning accident caused by the probe not moving to the 10x position7. Large time base scrolling method, which can monitor slow level changes8. Equipped with an efficient one-key automatic display of measurement waveforms, without cumbersome adjustments9. 7-inch 800x480 resolution high-definition LCD display10. Cursor measurement function, when manually reading the amplitude and frequency parameters, there is no need to read the background scale unit and quantity, no need to convert, and directly obtain the peak-to-peak value and frequency. Very convenient screen capture and waveform storage function10. Built-in 1GB storage space, can store 1000 screenshots + 1000 sets of waveform data, the storage process is simple and fast, save the current waveform with one key11. Powerful waveform image manager, supports thumbnail browsing, viewing, viewing details, page turning, deletion, and waveform zooming in, zooming out, moving, etc., which is convenient for secondary analysis12. The fuselage is equipped with a USB interface, which can be connected to a computer to realize the sharing of screenshots and pictures of itself, which is convenient for secondary analysis13. Graphical display function, which can compare and judge the amplitude, frequency and phase of two groups of signals14. The FFT viewing function can estimate the harmonic components of the signal15. Built-in DDS signal generator, supports 12 kinds of function signals16. For high intelligent decoding algorithm, the encoder has unlimited life, intelligent anti-burn function, 1X can withstand 400V withstand voltage17. With 100MHz x 2 analog bandwidth and @1GSa/s sampling rate (1X = 5MHz, 10X = 100MHz)18. High measurement voltage range: 1X can measure 0~40V, 10X can measure 0~400V19. Up to 12 parameters measurement: VPP, VP, Vmax, Vmin, Vavg, Vrms, Frequent, Duty+, Duty-, Time+, Time-, Period20. Cursor measurement function: convenient for manual measurement of period, frequency and voltage =21. Perfect trigger function (single, normal, automatic), freeze waveform display at any time (pause function)22. With screen brightness adjustment function and background grid brightness adjustment function, easy to carry23. Material: ABS24. Analog log bandwidth: 100MHz x 225. Number of channels: 2 channels26. Real-time sampling rate: 1GSa/s27. Vertical sensitivity: 50 mV/div ~ 500 V/div28. Horizontal time base range: 50S/div～10nS/div29. Test voltage: 40 V (1X probe), 400 V (10X probe)30. Storage depth: 240Kbit31. Input resistance: 1 milliohm32. ADC precision: 8bits33. Coupling method: AC/DC34. Trigger mode: single, normal, automatic35. Trigger edge: rising edge/falling edge36. External trigger voltage: 0~40 V37. Expansion port: USB image exportPacking list:FNIRSI-1014D Oscilloscope host x 1Matched 100MHz probes (1X and 10X) x 2Clip x 1EU power adapter x 1USB cable x 1English user manual x 1P4100 probe (optional) x 1Specification: Package Weight One Package Weight 1.70kgs / 3.76lb One Package Size 37cm * 20cm * 13cm / 14.57inch * 7.87inch * 5.12inch Qty per Carton 2 Carton Weight 4.50kgs / 9.92lb Carton Size 39cm * 22cm * 28cm / 15.35inch * 8.66inch * 11.02inch Loading Container 20GP: 1110 cartons * 2 pcs = 2220 pcs40HQ: 2576 cartons * 2 pcs = 5152 pcs

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1. 2.4 inch TFT color screen, simple and stylish interface, easy to set up 2. Adopt optical fingerprint sensor without membrane, support wet and dry hands, high recognition rate 3. 100,000 massive records 4. 1000 fingerprint capacity 5. Attendance speed: <=0.8 seconds 6. Method: fingerprint, password 7. Size: 16.7x3.1x11.7cm 8. Language: support Simplified Chinese, Traditional Chinese, English, Portuguese, SpanishSpecification: Package Weight One Package Weight 0.42kgs / 0.92lb One Package Size 27cm * 16cm * 6cm / 10.63inch * 6.3inch * 2.36inch Qty per Carton 20 Carton Weight 10.50kgs / 23.15lb Carton Size 55cm * 34cm * 32cm / 21.65inch * 13.39inch * 12.6inch Loading Container 20GP: 445 cartons * 20 pcs = 8900 pcs40HQ: 1034 cartons * 20 pcs = 20680 pcs

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Features1. Built-in 250mAh battery, use time 25h. 2. One-key recording, with LCD recording indicator, easy to operate. 3. 6 recording modes, 3D sound effects, support voice activation function (VAR). 4. Support loop/A-B repeat/pause/delete. Equipped with a telephone adapter to support telephone conversation recording. 5. Small pocket size, good as MP3 music player. 6. Built-in microphone and speaker, with external microphone and earphone. Specification1. Recording format: WAV format 2. Recording power: 0.8mA-12mA 3. Recording sampling rate: 8KHz/16KHz/48KHz 4. Recording bit rate: WAV (32/128/192/384Kbps) 5. Music playback format: MP3, WAV 6. Headphone jack: 3.5pie stereo jack 7. Headphone output: (L) 9mW???(R) 9mW (32Ohm) max 8. USB interface: MICRO-Mike 5P/DC5V-300MAh 9. Storage: Embedded Flash 10. Built-in speaker output: 800mW 11. Built-in speaker: 8R/0.5W diameter 26 12. Built-in MIC: Omni-directional capacitor MIC 13. Display: 1.0 inches 14. Distortion: 90dB 15. Signal to noise ratio: 0.06% 16. Operating temperature: -10 to 40 degrees Celsius 17. Body weight: 32.5g (bare metal) 18. Body size: 85mm??36mm??14mm 19. Power supply mode: lithium battery/3.2-4.2V 20. Battery type: LiCoO2 21. Battery capacity: 250MAh 22. Battery weight (g): 4g 23. Watt hours per battery: 0.81wh 24. Lithium content: 0.066g 25. Battery size: 3.5mm x 14mm x 55mm 26. Battery life: about 30 hours of recording, about 6 hours of playback (plug in headphones) 27. Support system: Windows XP&Vista/2K/ME/98 (driver installation required) /Mac OS 10Package listRecorder x 1 Headphone x 1 Microphone x 1 USB cable x 1 Telephone adapter x 1 Telephone line cable x 1 Audio cable x 1 User Manual (English) x 1 Specification: Package Weight One Package Weight 0.16kgs / 0.35lb One Package Size 14cm * 8cm * 5cm / 5.51inch * 3.15inch * 1.97inch Qty per Carton 100 Carton Weight 17.10kgs / 37.70lb Carton Size 50cm * 28cm * 40cm / 19.69inch * 11.02inch * 15.75inch Loading Container 20GP: 476 cartons * 100 pcs = 47600 pcs40HQ: 1105 cartons * 100 pcs = 110500 pcs

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