Resultados de la búsqueda de "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. Admite reproducción de video de 720P, compatible con MP4/AVI/RMVB3GP/WMV y otros formatos 2. Efecto de transición de rotación de fotos, admite reproducción de ciclo de imágenes, puede reproducir fotos de graduación, fotos de la vida, fotos de bodas, fotos de fiestas, etc. 3. Admite reproducción de música, altavoces de alta calidad, admite MP3 y otros formatos, admite reproducción de música + imágenes al mismo tiempo 4. Reloj electrónico, función de calendario, compatible con reloj electrónico, calendario, función de despertador, puede mostrar el calendario + reproducción de imágenes 5. Tarjeta de almacenamiento: tarjeta SD/disco U, compatible con 32 GB 6. Memoria: 16 MB 7. Resolución: 800 x 480 8. Orificio para auriculares: 3,5 9. Formato de vídeo: compatible con MP4/3GP/MOV 10. Formato de música: compatible con MP3/WMA/AAC 11. Formato de foto: compatible con JPG/JPEG/PNG/HEIC 12. Entrada: CC 5 V 2 A 13. Idiomas admitidos: chino, inglés, español, francés, alemán, italiano, portugués, árabe, polaco, holandés, japonés, ruso 14. Medios de reproducción: - Tarjeta de memoria: SD/MMC/MS - USB: medio legible por lector de tarjetas/disco U - Dispositivos de soporte de reproducción externa: admite altavoces externos, auriculares - USB: con una computadora portátil / de escritorio / tableta y otra conexión de interfaz USB (sujeto al marco de fotos digital con memoria) 15. Tamaño: aproximadamente 15,4 x 12,5 x 2,3 cm 16. Peso: aproximadamente 650 g Lista de embalaje: - Marco de fotos digital x 1 - Adaptador de corriente x 1 - Mando a distancia (incluye pila de botón) x 1 - Soporte x 1 - Manual de instrucciones x 1 Especificación: Peso del paquete Peso de un paquete 0,60 kg/1,33 lb Un tamaño de paquete 32 cm x 21 cm x 6 cm (12,6 pulgadas x 8,27 pulgadas x 2,36 pulgadas) Cantidad por caja 20 Peso de la caja 12,00 kg/26,46 lb Tamaño de la caja 30 cm x 50 cm x 40 cm (11,81 pulgadas x 19,69 pulgadas x 15,75 pulgadas) Contenedor de carga 20GP: 444 cartones * 20 uds. = 8880 uds. 40HQ: 1031 cajas * 20 piezas = 20620 piezas

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1. Pantalla TFT de 1,8 pulgadas. 2. Función de película AMV, ver películas pequeñas. 3. Utilice el formato AMV MP4, la misma capacidad, pero la capacidad de almacenamiento de películas en formato AMV es aproximadamente siete veces mayor que la de películas en formato MTV. 4. Admite múltiples formatos de música: MP3, WMA, WMV, WAV, etc. 5. Admite visualización de letras de canciones. 6. Radio FM estéreo de banda completa. 7. Álbum de fotos electrónico / Función de exploración de imágenes JPEG, visualización de novelas electrónicas. 8. La interfaz gráfica de funcionamiento y la visualización de texto correspondiente hacen que sea fácil de usar. 9. Micrófono incorporado. 10. Cómoda función de aprendizaje de idiomas, equipo de repetición digital real, puede repetir y seguir. 11. Siete ecualizadores de tonos: natural, rock, pop, clásico, suave, jazz y bajo. 12. Visualización simultánea de nombres de canciones y letras en chino simplificado e inglés. 13. Apague la función de memoria. 14. Con función de reanudación de punto de interrupción. 15. Windows 98/ME/2000/XP Entre ellos, 2000/XP no requiere controlador, plug and play. Batería de litio incorporada, no es necesario comprar una batería, la batería de litio se puede usar más de 1000 veces repetidamente, con protección de energía, ahorro de energía, protección por carga, parada automática cuando está llena, ahorra más energía 16. Modo normal / bucle único / reproducción de lista / bucle de lista / bucle completo / bucle de fragmentos / reproducción aleatoria / reproducción de introducción compatible con reproductores MP4 con muchos modos de reproducción 17. Tamaño del producto: 90x40x9mm. Especificación: Peso del paquete Peso de un paquete 0,10 kg/0,22 lb Un tamaño de paquete 15 cm * 4 cm * 4 cm / 5,91 pulgadas * 1,57 pulgadas * 1,57 pulgadas Cantidad por caja 400 Peso de la caja 36,00 kg/79,37 lb Tamaño de la caja 60 cm * 40 cm * 40 cm / 23,62 pulgadas * 15,75 pulgadas * 15,75 pulgadas Contenedor de carga 20GP: 277 cajas * 400 piezas = 110800 piezas 40HQ: 644 cajas * 400 piezas = 257600 piezas

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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. 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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1. Material: ABS+PP+electronic components2. Input Voltage: DC 5V3. Power: 2.7W4. Operating Current: 1A5. Battery Capacity: 2000mAh6. Charging Time: Approx. 3 hours7. Power Levels: 3 levels8. Operating Duration: Level 1 approx. 6 hours, Level 2 approx. 3.5 hours, Level 3 approx. 2.5 hours9. No-drill wall mounting, easy installation and removal10. Magnetic base, attaches instantly with a touch11. Slim and foldable, space-saving12. Dual-effect five-blade fan, 180-degree free switchingSpecification: Package Weight One Package Weight 0.31kgs / 0.69lb One Package Size 18cm * 15cm * 4cm / 7.09inch * 5.91inch * 1.57inch Qty per Carton 60 Carton Weight 19.60kgs / 43.21lb Carton Size 56cm * 42cm * 32cm / 22.05inch * 16.54inch * 12.6inch Loading Container 20GP: 354 cartons * 60 pcs = 21240 pcs40HQ: 822 cartons * 60 pcs = 49320 pcs

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