Search results for "school electronics"

1. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards2. 1-Ch CAN, adopts MCP2515 controller and CAN transceiver, converts SPI to CAN3. 2-Ch RS485, adopts SC16IS752+SP3485 dual-chip combination, converts SPI to RS4854. Onboard power conversion circuit, supports 8~28V wide voltage power supply, can power the Raspberry Pi at the same time5. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal6. Onboard unibody digital isolation, for isolating the signal, reliable and jamproof, low power consumption7. Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic8. Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance9. Onboard 120Ω terminal resistor, configured by jumper10. Onboard terminals and pin headers, more convenient connection11. Breakout SPI control pins, for connecting with host control boardsSpecification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 8cm * 6cm * 3cm / 3.15inch * 2.36inch * 1.18inch Qty per Carton 200 Carton Weight 41.00kgs / 90.39lb Carton Size 34cm * 32cm * 32cm / 13.39inch * 12.6inch * 12.6inch Loading Container 20GP: 765 cartons * 200 pcs = 153000 pcs40HQ: 1778 cartons * 200 pcs = 355600 pcs

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1. Copy desk features: ultra-thin and light, high light uniformity, led green energy saving light source without stroboscopic phenomenon belongs to the source of healthy eye care. 2. Scope of use of copy desk: it is the most widely used tool in animation and cartoon. It is a necessary tool.Other majors: interior, architecture, fashion design and drawing, etc. 3. Energy-saving design: the power consumption is only one-tenth of the aluminum alloy copy table. 4. Power: 8W, output voltage: USB 5V, input: AC100-240V.Specification: Package Weight One Package Weight 1.90kgs / 4.18lb One Package Size 56.5cm * 40cm * 4.7cm / 22.24inch * 15.75inch * 1.85inch Qty per Carton 10 Carton Weight 17.10kgs / 37.70lb Carton Size 57cm * 50cm * 41cm / 22.44inch * 19.69inch * 16.14inch Loading Container 20GP: 228 cartons * 10 pcs = 2280 pcs40HQ: 529 cartons * 10 pcs = 5290 pcs

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FNIRSI LCR-P1 Multifunctional Transistor Tester A compact electronic component tester for quickly identifying component parameters, with multiple test functions and a portable design. The LCR-P1 includes a 1.44-inch display, USB-C charging and a replaceable chip holder for flexible testing. Auto Rotation 📸 More Product Photos 📦 Package Details Package weight: 0.16kgPackage size: 14 × 9 × 5cmHost + patch test board + data cable + 3 test hooks + instructions. 🔧 Key Specifications Display: 1.44-inchBattery: 300mAhCharging: Type-C, 5V/1ASize: 71 × 87 × 28mmFunctions: component identification, infrared decoding and dedicated measurement channel. ⭐ MIRA SALES TIP Discharge capacitors and follow the operating instructions before testing. Use the supplied test accessories correctly. ✅ Key Benefits • Multifunction electronic tester• Compact portable design• Type-C charging• 1.44-inch display• Multiple testing accessories included

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1. Material: ABS, electronic components2. Applicable battery type: NiMH/NiCd3. Battery size: AA/AAA4. Charging current: 0.2-2.2A5. Discharge current: 0.1-1.0A6. Discharge cut-off voltage: 0.9V7. Support battery capacity: 500-3200mAh8. Capacity protection: 3200mAh9. Input voltage: DC 12V 2.0A10. Mode: fast charge, charge, discharge, activate, activate11. Interactive LED status feedback, each independent working channel has an independent LED light, which is convenient to observe the charging status12. AV black and white screen with animated highlights13. Dimensions: 11.21 x 10.8 x 6.2 cm14. Net weight: 370 grams15. Note: Shipping without battery!Specification: Package Weight One Package Weight 0.42kgs / 0.93lb One Package Size 13.5cm * 12.5cm * 7cm / 5.31inch * 4.92inch * 2.76inch Qty per Carton 70 Carton Weight 30.00kgs / 66.14lb Carton Size 55cm * 51cm * 28cm / 21.65inch * 20.08inch * 11.02inch Loading Container 20GP: 339 cartons * 70 pcs = 23730 pcs40HQ: 788 cartons * 70 pcs = 55160 pcs

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1. The ESP32-S3-LCD-0.85 is a microcontroller development board supporting 2.4GHz Wi-Fi and Bluetooth BLE 5. It features a small square-box molded plastic enclosure, compact and aesthetically pleasing with excellent texture. On-board peripherals include a 0.85-inch IPS color LCD display, Micro SD card slot, 8 RGB colorful lights, and a low-power audio codec chip, facilitating development for multimedia and interactive applications. Leveraging these hardware resources, the product enables functions like image display, audio playback, and lighting effects control. It is suitable for rapid prototyping and can be embedded into end products for personalized expansion and secondary development.2. Equipped with a high-performance Xtensa 32-bit LX7 dual-core processor, with a clock frequency up to 240MHz.3. Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with an on-board antenna.4. Built-in 512KB SRAM, 384KB ROM, 8MB Flash, and 8MB PSRAM.5. Uses a Type-C interface, enhancing user convenience and device compatibility.6. On-board 0.85-inch LCD screen, 128 x 128 resolution, 65K colors.7. On-board 8 ring-shaped RGB colorful lights, programmable for various dynamic lighting effects.8. On-board 3.7V MX1.25 lithium battery charge/discharge interface.9. Exposed I2C, UART, and other solder pads allow for external device connections and debugging, enabling flexible peripheral configuration.10. On-board Micro SD card slot provides expanded storage, fast data transfer, and flexibility for data logging and media playback, simplifying circuit design.11. On-board resources include the ES8311 audio codec chip, dual-MIC microphone module, and others. LCD Screen Parameters:1. Operating voltage 3.3V/5V 2. Display size 15.21 x 15.21 mm 3. Display resolution 128 x 128 pixels 4. Display color: 65K 5. Display panel: IPS 6. Pixel pitch 39.6 x 118.8 um 7. Interface type: 4-wire SPI8. Driver IC: GC9107Specification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 8cm * 8cm * 5cm / 3.15inch * 3.15inch * 1.97inch Qty per Carton 120 Carton Weight 10.70kgs / 23.59lb Carton Size 42cm * 34cm * 32cm / 16.54inch * 13.39inch * 12.6inch Loading Container 20GP: 583 cartons * 120 pcs = 69960 pcs40HQ: 1354 cartons * 120 pcs = 162480 pcs

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1. All-round intelligent anti-burn protection, safe measurement, comprehensive protection for your safety2. Higher performance 10mhz bandwidth +48MS sampling, accurate capture of the waveform, master every detail3. Efficient detection and intelligent identification of easy to test devices, such as diodes, zener diodes, thyristors, capacitors, resistors, inductors, transistors, mosfet4. 13 kinds of signal waveforms, can meet a variety of test needs5. Built-in 1500mAh lithium-ion battery, Type-C charging, automatic sleep mode, suitable for long-time work6. USB share waveform data, easy to manage the oscilloscope, and connected to the PC via USB cable for secondary analysisFunctional parameters:1. Screen: 2.8-inch TFT color screen2. Backlight: adjustable backlight brightness3. Power supply: TYPE-C (5V/1A)4. Battery: 3.7V/1500mAh5. Language: Chinese, English, German, Portuguese, Spanish, Japanese, Russian, Korean6. Size: about 90 x 142 x 27.5mm7. Weight: about 186gOscilloscope parameters:1. Real-time sampling rate: 48MSa / s2. Analog bandwidth: 10MHz3. Input impedance: 1 megohm4. Coupling method: AC/DC5. Test voltage range: 1:1 probe: 80Vpp (+40V); 10:1 probe: 800Vpp (+400V)6. Vertical sensitivity: 10mV/div-10V/div (X1 gear)7. Vertical displacement: adjustable with indication level8. Horizontal time base range: 50ns-20s9. Trigger mode: automatic, regular and single (Auto/Normal/Single)10. Trigger type: rising edge, falling edge11. Trigger level: adjustable, with instructions12. Waveform freeze: Yes (HOLD function)Transistor parameters:1. Diode: forward voltage drop less than 5V2. Voltage regulator diode: 0-32V3. Field Effect Tube: JFET, IGBT, MIOSTET4. Unidirectional thyristor: turn-on voltage less than 5V, gate level5. Bidirectional thyristor: trigger current 6 less than mA6. Capacitance: 25pF-1000uF7. Resistance: 0.01 ohm-50 megohm8. Inductance: 10uH-1000uHSignal generator parameters:1. Output waveform: support 13 kinds of waveform output2. Waveform frequency: 0-50KHz3. Square wave duty cycle: 0-100 percent4. Waveform amplitude: 0.1V-3.0VPacking list:DSO-TC4 tester x 1P1600 oscilloscope probe x 1Adaptor x 1TYPE-C charging cable x 1Normal probe x 1Test hook x 3Specification: Package Weight One Package Weight 0.42kgs / 0.93lb One Package Size 21cm * 11cm * 7cm / 8.27inch * 4.33inch * 2.76inch Qty per Carton 50 Carton Weight 22.20kgs / 48.94lb Carton Size 55cm * 44cm * 35cm / 21.65inch * 17.32inch * 13.78inch Loading Container 20GP: 314 cartons * 50 pcs = 15700 pcs40HQ: 730 cartons * 50 pcs = 36500 pcs

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1. RP2040 microcontroller chip designed by Raspberry Pi in the United Kingdom 2. Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz 3. 264KB of SRAM, and 2MB of on-board Flash memory 4. USB-C connector, keeps it up to date, easier to use 5. Castellated module allows soldering direct to carrier boards 6. USB 1.1 with device and host support 7. Low-power sleep and dormant modes 8. Drag-and-drop programming using mass storage over USB 9. 29 x multi-function GPIO pins (20 x via edge pinout, others via solder points) 10. 2 x SPI, 2 x I2C, 2 x UART, 4 x 12-bit ADC, 16 x controllable PWM channels 11. Accurate clock and timer on-chip 12. Temperature sensor 13. Accelerated floating-point libraries on-chip 14. 8 x Programmable I/O (PIO) state machines for custom peripheral supportSpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 500 Carton Weight 8.00kgs / 17.64lb Carton Size 52cm * 40cm * 39cm / 20.47inch * 15.75inch * 15.35inch Loading Container 20GP: 328 cartons * 500 pcs = 164000 pcs40HQ: 763 cartons * 500 pcs = 381500 pcs

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Parameter:1. Bluetooth: 5.0 supports two-way transmission2. Music format: MP3 (MP1, MP2, MP3)/WAV/APE/WMA/FLAC, etc., lossless loud sound (M4A is not supported)3. Video format: AMV/AVI (random video conversion tool computer conversion video)4. Picture format: JPG/JPEG/BMP photo5. E-book mode: TXT files only6. Play mode: Random/Repeat7. Operation mode: button type8. Display type: HD screen9. Headphone jack: 3.5mm10. Charging input: 5V 1A11. Screen resolution: 128x16012. Menu language: Chinese, English and other languages13. Function: watch function, support bluetooth, picture browsing, FM radio function, recording function, external speaker function, video output, digital photo frame14. Battery capacity: 3.7v 200mah15. Charging time: about 2 hours16. Long time music playback: 5-8 hours17. Lyrics display function: LRC lyrics display18. 7 preset equalizers: rock, funk, hip-hop, classical, electronic, jazz, custom19. Display: 1.8-inch TFT color screen20. Interface: USB 3.021. Material: ABS22. Size: 55.5x42.5x12.5mm23. Net weight: 29gFeatures:1. Built-in voice recorder, FM radio2. 3.5mm audio jack3. Small screen, easy to carry, Bluetooth wireless connection4. High-fidelity sound quality, make the sound more comfortable, and enjoy wonderful music with you5. Lightweight, easy to carry, exercise and fitness, easy to put in your pocket, no burden6. Multi-format video playback, small portable theater, support AMV/AVI video format playback7. Large-screen high-definition movies, judging from the built-in powerful hardware acceleration, the video is smooth and not stuck, and the visual experience is more shockingSpecification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 12cm * 8cm * 4cm / 4.72inch * 3.15inch * 1.57inch Qty per Carton 10 Carton Weight 10.80kgs / 23.81lb Carton Size 46cm * 37cm * 36cm / 18.11inch * 14.57inch * 14.17inch Loading Container 20GP: 435 cartons * 10 pcs = 4350 pcs40HQ: 1010 cartons * 10 pcs = 10100 pcs

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1. Shell material: ABS2. Key material: silicone3. Transmission distance: more than or equal to 8m4. Power supply: 3 x AAA (not included)5. Learning remote control, macro command function, you can turn on the TV regularly, saving worry and power6. Permanent memory function, even if there is no power, the original settings will not be lost, avoiding the trouble of resetting7. Key transfer function, using the transfer function, one key to get it done, convenient and quick8. Volume sharing function, after setting this function, the volume of multiple devices can be controlled by the volume of the TV9. Dimensions: about 21 x 6 x 2.5cmSpecification: Package Weight One Package Weight 0.27kgs / 0.60lb One Package Size 25cm * 15cm * 5cm / 9.84inch * 5.91inch * 1.97inch Qty per Carton 118 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 118 pcs = 20886 pcs40HQ: 412 cartons * 118 pcs = 48616 pcs

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1. High speed, clear printing. 2. Small size, light weight, wireless design, simple connection, easy operation and maintenance, reliable performance. 3. Print speed: 90mm / sec 4. Paper width: 57.5 +/- 0.5mm 5. Paper outside: diameters 75mm 6. Print Density: 384dots/line 7. Print Command: Compatible ESC/POS Command 8. Interface Type: Parallel Port/ Serial Port/ USB/Lan 9. Print parameters: support to download the Logo trademark 10. Barcode Type: JAN13 (EAN13)/JAN8 (EAN8)/CODE39 11. Adapter Voltage Input: AC 110V/220V, 50-60Hz 12. Adapter Voltage output: DC 24V/2~2.5A 13. Cashbox Control: DC12V/1A 14. Compatible with ESPON, SAMSUNG 15. Driver: Win 9X, Win 2000, Win 2003, Win XP, Win Vista, Win 7, win8, linux 16. Print method: Thermal Direct Line 17. Adopt high quality PC plastic materials.Specification: Package Weight One Package Weight 3.51kgs / 7.73lb One Package Size 22cm * 20.2cm * 15cm / 8.66inch * 7.95inch * 5.91inch Qty per Carton 1 Carton Weight 4.10kgs / 9.04lb Carton Size 36cm * 27cm * 31cm / 14.17inch * 10.63inch * 12.2inch Loading Container 20GP: 884 cartons * 1 pcs = 884 pcs40HQ: 2054 cartons * 1 pcs = 2054 pcs

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1. Fan like 3D hologram LED display, very creative 2. Connects the LED display via WiFi, control the display from App or remote control 3. Display Resolution: 512 x 512 Pixels 4. Support JPG, GIF, MP4, AVI, RMVB, MPEG, etc format 5. Less than 18W power consumption 6. App language: Chinese / English onlySpecification: General Sheathing Material Acrylic, Metal Product Size 51.2*51.2*9.7cm Weight 2616g Package Weight One Package Weight 5.20kgs / 11.46lb One Package Size 58.2cm * 57.3cm * 17.3cm / 22.91inch * 22.56inch * 6.81inch Qty per Carton 2 Carton Weight 11.00kgs / 24.25lb Carton Size 61cm * 60cm * 37cm / 24.02inch * 23.62inch * 14.57inch Loading Container 20GP: 196 cartons * 2 pcs = 392 pcs40HQ: 457 cartons * 2 pcs = 914 pcs

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1. This is an outdoor wired electric pet fence system designed for dog containment, training, and bark control. It includes two receiver collars (one large and one small) to accommodate dogs of different sizes, providing a customizable and safe boundary for your pets.2. Equipped with a smart knob offering 10 levels of signal adjustment, allowing you to precisely define the boundary width for your pets play area, ensuring a balance of safety and freedom.3. Multi-Collar Management: Supports the addition of unlimited collars, making it ideal for multi-dog households and cost-effective for expanding the system.4. Waterproof Collar Design: The large receiver is IPX7 rated, and the small receiver is IPX5 rated, enabling dogs to play freely in various outdoor conditions.5. Universal Type-C Charging: Compatible with 5V 2A input, supporting safe and environmentally friendly charging using most standard adapters.6. Built-in Lightning Protection: Protects the transmitter from electrical surges caused by lightning strikes, enhancing durability.7. Adjustable Warning Modes: Features a rapid, progressive boundary algorithm with customizable corrections—the large collar offers tone + vibration (levels 1-5) and tone + static (levels 1-5), while the small collar provides tone-only adjustments (levels 1-3), suitable for different training needs and dog sizes.Specification: Package Weight One Package Weight 0.90kgs / 1.99lb One Package Size 30cm * 30cm * 8cm / 11.81inch * 11.81inch * 3.15inch Qty per Carton 5 Carton Weight 5.60kgs / 12.35lb Carton Size 32cm * 32cm * 42cm / 12.6inch * 12.6inch * 16.54inch Loading Container 20GP: 620 cartons * 5 pcs = 3100 pcs40HQ: 1439 cartons * 5 pcs = 7195 pcs

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