Search results for "school electronics"

1. Dimensions: 132×69×29 mm2. Weight: 200 grams3. Reading display: three and a half digits LCD display, the maximum reading is 19994. Gear position: low frequency-V/m, high frequency—μW/cm25. Test accuracy: low frequency 1V/m, high frequency 1μW/cm26. Test bandwidth: low frequency 5Hz-400KHz, high frequency 30MHz-2000MHz7. Battery model: 6F22 9V (not included)Features:1. Simple operation, can quickly measure the electromagnetic radiation intensity around home appliances, wires and industrial equipment2. Good value and easy to carry3. The test frequency band is wide, can be divided into two levels of high frequency and low frequency measurement4. The test is accurate, and the lowest frequency for measuring electromagnetic radiation can reach 5Hz5. Design conforms to CEApplication1. Used for environmental electromagnetic radiation testing: measurement of radiation sources such as rooms, offices, computer rooms, control rooms, cables, high-voltage lines, monitors, transmitters, etc.2. Used for electromagnetic radiation measurement of home appliances: test and analysis of radiation sources such as mobile phones, computers, televisions, copiers, fax machines, air conditioners, refrigerators, etc.Specification: Package Weight One Package Weight 0.24kgs / 0.54lb One Package Size 15cm * 9cm * 5cm / 5.91inch * 3.54inch * 1.97inch Qty per Carton 128 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 128 pcs = 22656 pcs40HQ: 412 cartons * 128 pcs = 52736 pcs

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1. Support 720P video playback, support MP4/AVI/RMVB3GP/WMV and other formats2. Photo rotation transition effect, support picture cycle playback, can play graduation photos, life photos, wedding photos, party photos, etc.3. Support music playback, high quality speakers, support MP3 and other formats, support music + picture playback at the same time4. Electronic clock, calendar function, support electronic clock, calendar, alarm clock function, can display the calendar + picture playback5. Storage card: SD card / U disk, support 32GB6. Memory: 16MB7. Resolution: 800 x 480 8. Headphone hole: 3.59. Video format: support MP4/3GP/MOV10. Music format: support MP3/WMA/AAC11. Photo format: support JPG/JPEG/PNG/HEIC12. Input: DC 5V 2A13. Support languages: Chinese, English, Spanish, French, German, Italian, Portuguese, Arabic, Polish, Dutch, Japanese, Russian14. Playback media:- Memory card: SD / MMC / MS- USB: U disk / card reader readable media- External playback support devices: support external speakers, headphones- USB: with a laptop / desktop / tablet PC and other USB interface connection (subject to digital photo frame itself with memory)15. Size: about 15.4 x 12.5 x 2.3cm16. Weight: about 650gPacking list:- Digital photo frame x 1- Power adapter x 1- Remote control (including button battery) x 1- Stand x 1- Instruction manual x 1Specification: Package Weight One Package Weight 0.60kgs / 1.33lb One Package Size 32cm * 21cm * 6cm / 12.6inch * 8.27inch * 2.36inch Qty per Carton 20 Carton Weight 12.00kgs / 26.46lb Carton Size 30cm * 50cm * 40cm / 11.81inch * 19.69inch * 15.75inch Loading Container 20GP: 444 cartons * 20 pcs = 8880 pcs40HQ: 1031 cartons * 20 pcs = 20620 pcs

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1. 1.8 inch TFT display.2. AMV movie function, watch small movies.3. Use AMV format MP4, the same capacity, but store AMV format movie is about seven times that of MTV format movie.4. Support multiple music formats: MP3, WMA, WMV, WAV, etc.5. Support song lyrics display.6. Full-band FM stereo radio.7. Electronic photo album / JPEG picture browsing function, watching electronic novels.8. Graphical interface operation and corresponding text display make it easy to use.9. Built-in microphone.10. Convenient language learning function, real digital repeating equipment, can repeat and follow.11. Seven tone equalizers: natural, rock, pop, classical, soft, jazz, and bass.12. Simultaneous display of song names and lyrics in simplified Chinese and English.13. Power off memory function.14. With breakpoint resume function.15. Windows 98 / ME / 2000 / XP Among them, 2000 / XP requires no driver, plug and play. Built-in lithium battery, no need to buy a battery, lithium battery can be used more than 1000 times repeatedly, with power protection, save power, protected by charging, automatic stop when full, save more power16. Normal mode / single loop / list play / list loop / full loop / fragment loop / random play / intro play supports MP4 players with many play modes17. Product size: 90x40x9mm.Specification: Package Weight One Package Weight 0.10kgs / 0.22lb One Package Size 15cm * 4cm * 4cm / 5.91inch * 1.57inch * 1.57inch Qty per Carton 400 Carton Weight 36.00kgs / 79.37lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 400 pcs = 110800 pcs40HQ: 644 cartons * 400 pcs = 257600 pcs

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1. Macro photography, 500X magnification, 2 megapixels meet your daily observation needs.2. Adopt 2-inch IPS HD screen, with realistic color reproduction and clear observation effect.3. Built-in 8pcs LED lights, providing additional lighting when used in dark spaces, easy to use.4. Ergonomic design, comfortable grip, reducing hand fatigue during long-term use, its humanized design ensures a comfortable viewing experience.5. Built-in 500mAh rechargeable battery, the device provides the convenience of long-lasting use, no need to frequently replace batteries, long service life.6. Wide application: Circuit board repair, coin observation, madonry identification, plant observation, insect observation, etc.Product parametersMaterial: ABSSize: 11.7x6.6x2.35cmScreen: 2.0-inch IPS HD screenCMOS: 2 million pixelsPhoto pixels: 1920x1080PMagnification: 500XFocus mode: Fixed focus (0mm)Image format: JPGVideo format: AVILight source: 8 LEDsBattery capacity: 400mAhWorking time: 1.5 hoursCharging time: 1.5 hoursCharging interface: Type-CSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 17cm * 11cm * 4cm / 6.69inch * 4.33inch * 1.57inch Qty per Carton 100 Carton Weight 12.50kgs / 27.56lb Carton Size 47cm * 33cm * 34cm / 18.5inch * 12.99inch * 13.39inch Loading Container 20GP: 505 cartons * 100 pcs = 50500 pcs40HQ: 1173 cartons * 100 pcs = 117300 pcs

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1. Resolution: 1080P (1920x1080)2. Brightness: 260 lumens3. Power: 50W; compatible with 100-240V 50/60Hz4. Auto-calibration: Built-in high-precision sensors can automatically calibrate the four corners of the projection surface5. Dual-band Wi-Fi 6+ BT5.0, faster transmission speed and lower latency6. Environmentally friendly silicone material, wider focus ring7. Android 12.0 system, can use more than 4000 applications8. Convenient on-screen mirror to connect your phone or tablet via WiFi9. 130 inch screen projection display, 1.58 meters optimal projection distance10. Portable design, convenient for outdoor use too11. Remote control power supply: 2 x AAA batteries (not included in shipment)12. Size: 110 x 206mm13. Weight: 700gPacking list: projector, power cord, remote control, instructionsSpecification: Package Weight One Package Weight 1.00kgs / 2.21lb One Package Size 24cm * 18cm * 16cm / 9.45inch * 7.09inch * 6.3inch Qty per Carton 8 Carton Weight 9.00kgs / 19.84lb Carton Size 50cm * 38cm * 36cm / 19.69inch * 14.96inch * 14.17inch Loading Container 20GP: 389 cartons * 8 pcs = 3112 pcs40HQ: 905 cartons * 8 pcs = 7240 pcs

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1. MTK 6737 64-bit quad-core2. Memory: 1GB+8GB3. Screen: 4.0 IPS 4. Full viewing angle: 480 x 8545. Battery: 1300mAh6. Continuous use time: about 4-5h7. Standby: about 10-12 days8. TP single-touch, comfortable operation9. Tele-recording to translation, can be saved to the computer10. 12 system languages: Chinese Simplified / Chinese Traditional / Japanese / Thai / Vietnamese / Korean / German / French / Spanish / Italian / Russian / English11. Online voice translation: 135 languages12. Offline voice translation: 14 languages13. Online photo translation: 56 languages14. Offline photo translation: 23 languages15. Offline Recording Translation: 11 languages, the translated text is exported to computer/Recording-Translation file package.16. Conference Chat Translation: for people from different countries speaking different languages to chat together in groups17. Other functions: primary and secondary school dictionaries/IELTS/TOEFL dictionaries, 500 sentences for learning spoken English, Al Chinese dialog, exchange rate checking, world clock, MP3 music storage, Chinese and English input translation.18. Weight: about 128g19. Size: about 10.7 x 6.3 x 1.05cmSpecification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 21cm * 12cm * 8cm / 8.27inch * 4.72inch * 3.15inch Qty per Carton 146 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 146 pcs = 25842 pcs40HQ: 412 cartons * 146 pcs = 60152 pcs

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1. 320x480 resolution, resistive touch control, 8:5 aspect ratio. 2. Supports any revision of Raspberry Pi (directly-pluggable). 3. Drivers provided (works with your own Raspbian/Ubuntu directly). 4. Size perfectly fits the Pi. 5. High quality immersion gold surface plating. 6. Support Raspbian system, enables your system to: Take photos by touching (up to 17 camera modes).Support software keyboard (system interaction without keyboard/mouse). 7. 3.5 inch RPi LCD (A) and 3.5 inch RPi LCD (B) are hardware compatible with each other (use different driver), and can be mutually substituted in most cases. (A) for low cost ver. while (B) for IPS ver. with better displayingSpecification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 12cm * 8cm * 2cm / 4.72inch * 3.15inch * 0.79inch Qty per Carton 100 Carton Weight 10.60kgs / 23.37lb Carton Size 47cm * 32cm * 32cm / 18.5inch * 12.6inch * 12.6inch Loading Container 20GP: 554 cartons * 100 pcs = 55400 pcs40HQ: 1286 cartons * 100 pcs = 128600 pcs

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Features1. UHF wireless in-ear monitoring system. 2. A built-in limiter circuit for stage performances and a wide range of sounds eliminates distortion at excessive input levels. 3. Metal panel and body shell, makes it sturdy and durable 4. Provides desktop-level monitoring in an in-ear monitoring and receiving system with a wireless range of up to 100m, and a frequency range of 500MHz-830Mhz. 5. The signal-to-noise ratio of the dynamic range is improved, so that the system has excellent anti-interference ability, and once again shows the good original soundSpecifications1. Case specification:Standard 1U Case 2. Material: Metal panel and body housing case 3. Frequency range: UHF500-830MHz 4. Frequency interval: 25MHz 5. Transmit output power:100mW(50 ohms) 6. Audio input: XLR & 6.3mm duplex outlet 7. Earphone output: 6.3mm jack, volume adjustable 8. Headphone load impedance: Greater than or equal to 16 ohms 9. Voltage current consumption: DC 12V 250mA 10. Antenna interface: TNC jack (50 ohms) 11. Size: 48 x 10.5 x 4.3cmSpecification: Package Weight One Package Weight 2.79kgs / 6.14lb One Package Size 55cm * 33cm * 12cm / 21.65inch * 12.99inch * 4.72inch Qty per Carton 4 Carton Weight 12.20kgs / 26.90lb Carton Size 56cm * 35cm * 50cm / 22.05inch * 13.78inch * 19.69inch Loading Container 20GP: 272 cartons * 4 pcs = 1088 pcs40HQ: 631 cartons * 4 pcs = 2524 pcs

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1. Three-in-one electronic clock module, integrating three practical functions: time, thermometer and voltmeter2. Using RX8025T clock chip, the timing accuracy is stable3. The lengthened temperature probe can effectively solve the problem that the temperature affected by the module temperature is not accurate enough4. Power supply voltage: DC5.0-30V5. Temperature function range: -40-120 degrees Celsius, resolution 0.16. Voltmeter function range: DC5-30V (requires pure DC power supply, it is not recommended to use 24V battery, because the voltage may be too high during charging and burn)7. Size: about 4x1.4x1.3cmFunction and usage instructions:1. Adjust time, date, year, voltage error, temperature error cycle display item definition, alternate display interval time2. In the non-setting state, press the left key to enter the time adjustment (note that the colon in the middle is bright):- At this time, the minute bar starts to flash, press the right button to increase, the adjustment range is 00-59, after adjusting, press the left button again, the hour bar starts to flash, press the right button to increase, the adjustment range is 00-23- After adjusting the hour, press the left button again to enter the date adjustment (note that the colon in the middle is off), at this time the date column starts to flash, press the right button to increase, the adjustment range is 1-31, after the date is adjusted, press the left button again key, the month column starts to flash, press the right key to increase, the adjustment range is 1-12, after adjusting the date, press the left key again, the year column starts to flash, press the right key to increase, the adjustment range is 2012-2049- After adjusting the year, press the left key again to enter the error calibration function of the displayed voltage, the unit is 0.1V, a positive number means increase, and a negative number means decrease- Then press the left key again to enter the temperature error calibration setting, press the right key to increase, a positive number means increase, a negative number means decrease, the unit is Celsius- Press the left button again to enter the definition function dd option of the display item in the cycle display state,Press the right button to change the value: (dd:0) time + temperature + voltage, (dd: 1) time + temperature, (dd: 3) time + voltage- Press the left button again to enter the cycle display alternate interval time dF option, press the right button to change the value, the larger the value, the longer the interval- Press the left button again to save all the set values ??and return to the normal display state3. Switch display items: in the non-setting state, press the right key to switch the display items, and the display will switch between the time-date-temperature-voltage alternate displaySpecification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 6cm * 3cm * 3cm / 2.36inch * 1.18inch * 1.18inch Qty per Carton 500 Carton Weight 12.00kgs / 26.46lb Carton Size 47cm * 23cm * 23cm / 18.5inch * 9.06inch * 9.06inch Loading Container 20GP: 1072 cartons * 500 pcs = 536000 pcs40HQ: 2489 cartons * 500 pcs = 1244500 pcs

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1. Capacitive five-point touch, capable of supporting five-point touch. The actual number of touch points is related to the software system2. Backlight brightness can be adjusted through the software, and the operation is simple3. IPS display panel, with excellent display performance, with a viewing angle of 170°4. Resolution: 1024 x 6005. Display interface: DSI6. Display panel: IPS7. Viewing angle: 170°8. Touch type: capacitive touch9. Touch points: 5-point touch10. Touch interface: I2C11. Brightness: 400cd/square meter12. Size: 7 inchPackage contents:- 7-DSI-TOUCH-C touchscreen x 1- MIPI-DSI-Cable-12 cm x 1- MX1.25 2-pin to 2.54 mm 3-pin adapter cable x 1- 22-pin FFC cable, 200mm (reverse orientation) x 2- MX1.25 2-pin to MX1.25 4-pin adapter, about 150mm x 1- Pack of copper pillars x 1Specification: Package Weight One Package Weight 0.30kgs / 0.67lb One Package Size 20cm * 14cm * 4cm / 7.87inch * 5.51inch * 1.57inch Qty per Carton 36 Carton Weight 12.00kgs / 26.46lb Carton Size 42cm * 38cm * 30cm / 16.54inch * 14.96inch * 11.81inch Loading Container 20GP: 556 cartons * 36 pcs = 20016 pcs40HQ: 1292 cartons * 36 pcs = 46512 pcs

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Size:19x9x6CM Model Number:LD146 Weight:0.035kg Type: Pencil CaseOpening method: zipperMaterial: Iridescent Laser PUSpecification: Package Weight One Package Weight 0.04kgs / 0.09lb One Package Size 21cm * 11cm * 7cm / 8.27inch * 4.33inch * 2.76inch Qty per Carton 385 Carton Weight 15.00kgs / 33.07lb Carton Size 30cm * 50cm * 50cm / 11.81inch * 19.69inch * 19.69inch Loading Container 20GP: 355 cartons * 385 pcs = 136675 pcs40HQ: 825 cartons * 385 pcs = 317625 pcs

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1. Working voltage: 1.8~13.7V 2. Acceptable current: 10~114mA 3. Emission current: - 120mA at + 20dBm - 90 mA lies at +17dBm - 29mA at +13dBm 4. Working frequency: 433MHz 5. Transmitting power: + 20dBm 6. Receiving sensitivity: - 139dBm lies at LoRa & 62.5Khz & SF = 12 & 146bps - 136dBm lies at LoRa & 125Khz & SF = 12 & 293bps - 118dBm lies at LoRa & 125Khz & SF = 6 & 9380bps - 123dBm lies at FSK & 5Khz & 1.2Kbps 7. Frequency error: +/- 15KHz 8. FIFO space: 64Byte 9. Data rate: -1.2K~1300Kbps at FSK -0.018K~37.5Kbps at LoRa 10. Modulation mode: FSK, GFSK, MSK, GMSK, LoRa TM, OOK 11. Interface form: SPI 12. Sleep current: - 0.2uA SLEEP - 1.5uA IDLE 13. Working temperature: -40 degrees Celsius-+ 85 degrees Celsius 14. Digital RSSI function 15. Automatic frequency correction 16. Automatic gain control 17. RF wake-up function 18. Low voltage detection and temperature sensor 19. Fast wake-up and frequency hopping 20. Highly configurable packet handler 21. SMA antenna IP5306 This product is based on LoRa radio frequency, 868MHz (common in North America), 915MHz (common in Europe) and 433MHz (common in Asia Pacific)Specification: Package Weight One Package Weight 0.08kgs / 0.17lb One Package Size 15cm * 12cm * 3cm / 5.91inch * 4.72inch * 1.18inch Qty per Carton 100 Carton Weight 7.00kgs / 15.43lb Carton Size 36cm * 26cm * 26cm / 14.17inch * 10.24inch * 10.24inch Loading Container 20GP: 1095 cartons * 100 pcs = 109500 pcs40HQ: 2543 cartons * 100 pcs = 254300 pcs

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