Resultados de la búsqueda de "school electronics"

1. Chip: RDA8955 2. Pantalla: 1,44 pulgadas, resolución 128*128 3. Batería: 400 mAh, tiempo de carga de 2 h, tiempo de espera de 70 h 4. Cámara: 0,8 MP 5. Edad aplicable: 3-12 años. 6. Compatibilidad con aplicaciones: Android, iOS 7. Función: posicionamiento LBS, marcación bidireccional, SOS, monitoreo remoto y cámara, cerca de seguridad, consulta de seguimiento de APP, etc. Especificación: Peso del paquete Peso de un paquete 0,13 kg/0,28 lb Un tamaño de paquete 10 cm x 10 cm x 8 cm (3,94 pulgadas x 3,94 pulgadas x 3,15 pulgadas) Cantidad por caja 100 Peso de la caja 10,80 kg/23,81 lb Tamaño de la caja 42 cm x 32 cm x 42 cm (16,54 pulgadas x 12,6 pulgadas x 16,54 pulgadas) Contenedor de carga 20GP: 472 cartones * 100 uds. = 47200 uds. 40HQ: 1096 cajas * 100 piezas = 109600 piezas

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FeaturesThe A7670E Cat-1 HAT is an LTE Cat-1 module, which supports wireless communication modes including LTE-TDD, LTE-FDD, GSM, GPRS and EDGE, with up to 10Mbps downlink rate and 5Mbps uplink rate. It supports Windows/Linux operating systems and multiple network protocols. The module size is the same as SIM7000/SIM7070 series, and the AT commands is mostly compatible with SIM7600 series. It is suitable for IoT applications like remote information processing, monitoring devices, POS, industrial routers, remote diagnosis, and so on. 1. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards 2. Support protocols including TCP/IP, HTTP(s), MQTT(s), FTP(s), and SSL 3. Support dial-up, telephone call, SMS 4. Support LBS base station positioning, it is able to get the approximate position info via mobile network 5. TTS (Text To Speech) feature, texts in Chinese/English can be converted into spoken words 6. Onboard USB interface, for testing AT Commands, network communication, and so on 7. Onboard audio jack for sound recording, making telephone call, listening the TTS resulting speech, etc. 8. Breakout common used control pins of the A7670X module, make it easy to connect with hosts boards like Arduino/STM32 9. SIM card slot, supports 1.8V/3V SIM card 10. 2x LED indicators, easy to monitor the operating status 11. Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper 12. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)SpecificationFrequency band 1. LTE Cat-1: LTE-FDD: B1, B3, B5, B7, B8, B20 2. 2G: GSM/GPRS/EDGE: 900/1800 MHz SMS and audio 1. SMS: Supported types: MT, MO, CB, Text, PDU 2. Storage: USIM card (CB could not be stored on SIM card) 3. Audio feature: Standard 3.5mm audio jack for audio input/output Others 1. Power supply: 5V 2. Operating voltage:5V / 3.3V (configured via jumper) 3. Operating temperature: -30 degree C ~ 80degree C 4. Storage temperature: -45 degree C ~ 90 degree C 5. Dimensions: 65 x 30.5mmPackage List1. A7670E Cat-1 HAT x 1 2. LTE Antenna x 1 3. USB-A to USB-C cable x 1 4. RPi screws pack x 1Specification: Package Weight One Package Weight 0.09kgs / 0.20lb One Package Size 15cm * 12cm * 3cm / 5.91inch * 4.72inch * 1.18inch Qty per Carton 200 Carton Weight 17.00kgs / 37.48lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 200 pcs = 113200 pcs40HQ: 1314 cartons * 200 pcs = 262800 pcs

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1. NRF24L01P + PA + LNA Division for the ultra-long-distance data transmission, specially developed high-power and high sensitivity wireless module 2.4G ISM band NRF24L01P + PA + LNA wireless module to work in the license-free that can be point-to-point applications or be composed of a star network.2. Digital transmission chip NRF24L01+ with the Division of Professional Design professional full two-way RF power amplifier high power PA and LNA chip, RF switches and band pass filters, makes effective communication distance greatly expand.3. RF part, it has been done a lot of optimization matching debugging. The emission efficiency to achieve the highest harmonic minimum and make NRF24L01P + PA + LNA wireless module of RF interference to the external equipment reaches minimum, while not susceptible to interference from other devices.4. NRF24L01P + PA + LNA wireless module integration is extremely high, the size is 41mm x 15.5mm to make conveniently embedded.5. Working Voltage: 3.0~3.6V, (recommended 3.3V); 6. Maximum power: 20dBm; 7. Transmit mode operating current (peak): 115mA; 8. Operating current receive mode (peak): 45mA; 9. Power-down mode current: 4.2uA10. Package List - 1 x Wireless module- 1 x AntennaSpecification: Package Weight One Package Weight 0.04kgs / 0.09lb One Package Size 6cm * 3cm * 1cm / 2.36inch * 1.18inch * 0.39inch Qty per Carton 5200 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 39cm * 40cm / 23.62inch * 15.35inch * 15.75inch Loading Container 20GP: 284 cartons * 5200 pcs = 1476800 pcs40HQ: 661 cartons * 5200 pcs = 3437200 pcs

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1. Low standby current.through the I2C bus serial input / output. 2. PCF8591 by 3 hardware address pins addressing. Sampling rate PCF8591 I2C bus rate decided. 3. 4 analog inputs programmable as single-ended or differential inputs.Automatic incremental channel selection 4. PCF8591 analog voltage range from VSS to VDD.PCF8591 built-in track and hold circuit. 5. 8-bit successive approximation A / D converter. through an analog output DAC gain. module chip using PCF8951 . 6. Working Voltage : 2.5-6V Specification: General Size 3.6*2.3cm Weight 8g Package Weight One Package Weight 0.03kgs / 0.06lb One Package Size 9cm * 7cm * 5cm / 3.54inch * 2.76inch * 1.97inch Qty per Carton 120 Carton Weight 3.00kgs / 6.61lb Carton Size 34cm * 26cm * 22cm / 13.39inch * 10.24inch * 8.66inch Loading Container 20GP: 1371 cartons * 120 pcs = 164520 pcs40HQ: 3183 cartons * 120 pcs = 381960 pcs

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Features1. Six core technologies: Matte texture, portable operation, accurate measurement, waterproof and dust-proof, energy saving and durable, fast measurement2. Four measurement methods: 6x optical system, with basic functions such as speed measurement, ranging, angle measurement, side height, etc., improve work efficiency3. Waterproof and dust-proof: The body is made of TPE rubberized shot, high temperature resistant, wear resistant and IP7 rated. Whether you are indoors or outdoors, cloudy or rainy, you can easily measure4. Anti-pressure, anti-fall, energy saving, durableSpecifications1. Ranging accuracy: +/-0.3M (within 400 meters)2. Speed range: 18-300km/h3. Side angle function: +/-1 degree4. Side height function: Yes5. Laser type: 905mm6. Telephoto magnification: 6X7. Eyepiece aperture: 16mm8. Objective lens aperture: 22mm9. Security level: IEC60852-210. Battery model: CR2-3V11. Product weight: 180g12. Product size: 116 x 78 x 46mm13. Working temperature: 0 degree C-50 degree CSpecification: Package Weight One Package Weight 0.25kgs / 0.56lb One Package Size 17cm * 13cm * 10cm / 6.69inch * 5.12inch * 3.94inch 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. Support interface: USB 2. Application technology: electromagnetic induction 3. Induction level: 8192 4. Reading speed: >233 points/s 5. Voltage and current: 5V<45mA 6. Support system: Windows XP/ Vista/7/8/10 (32bit/64bit) Android (4.0 or above Mac OS X10.7-10.13 7. Packing list: tablet x1, pressure-sensitive pen x1, manual x1, replacement pen tip x8, USB cable x1 8. Connect the tablet to the computer and turn on the built-in driver for one-click installation. There is no need for an optical drive, no networking, and high energy throughout.Specification: Package Weight One Package Weight 0.44kgs / 0.96lb One Package Size 28cm * 21cm * 5cm / 11.02inch * 8.27inch * 1.97inch Qty per Carton 20 Carton Weight 4.76kgs / 10.49lb Carton Size 30cm * 44cm * 52cm / 11.81inch * 17.32inch * 20.47inch Loading Container 20GP: 388 cartons * 20 pcs = 7760 pcs40HQ: 901 cartons * 20 pcs = 18020 pcs

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1. High-definition noise reduction, bringing you high-fidelity and clearer recording sound quality and playback2. Lightweight design, easy to carry, high concealment3. Automatically save when power off4. Large capacity U disk function5. OTG direct connection, you can play and manage recording files on your mobile phone6. Recording method: one-key recording7. Charging time: about 1 hour8. Playing time: about 15 hours9. Recording time: about 20 hours10. USB: Micro USB11. Battery: Built-in 110mAh capacity polymer lithium battery12. Product size: 34*34*7.9mm13. Product weight: about 11gSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 11cm * 5cm * 5cm / 4.33inch * 1.97inch * 1.97inch Qty per Carton 200 Carton Weight 11.00kgs / 24.25lb Carton Size 57cm * 27cm * 42cm / 22.44inch * 10.63inch * 16.54inch Loading Container 20GP: 412 cartons * 200 pcs = 82400 pcs40HQ: 957 cartons * 200 pcs = 191400 pcs

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1. Power: 2W 2. Frequency Range: DC-6.0GHz 3. VSWR: <=1.20 4. Connector: SMA 5. Impedance: 50 ohm 6. Attenuation: 1-10dB +/- 0.5dB 7. Dimension: 30mmx8mm/ 1.18x0.31in 8. Material: copper + plated goldSpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 3cm * 1cm * 1cm / 1.18inch * 0.39inch * 0.39inch Qty per Carton 1000 Carton Weight 12.50kgs / 27.56lb Carton Size 22cm * 16cm * 11cm / 8.66inch * 6.3inch * 4.33inch Loading Container 20GP: 6887 cartons * 1000 pcs = 6887000 pcs40HQ: 15987 cartons * 1000 pcs = 15987000 pcs

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1. 5 luces LED, brillo 16 000-18 000 MCD/PCS, 0,06 W/PCS 2. Radio de onda corta AM/FM, también puede aumentar la onda corta SW 3. 3 tipos de carga de energía: solar, autogeneración manual, salida de 5,0 V 4. Función de carga del teléfono (para teléfonos móviles, productos digitales, cargar productos digitales cuando es mejor) 5. Sirena de emergencia 6. Baterías de litio: 3,6 V/500 mAh 7. Pantalla LCD 8. Frecuencia de radio: FM 76-108 MHz, AM 520-1710 KHz 9. Pronóstico meteorológico de la NOAA de EE. UU.: CH1, 162.400-CH7, 162.550 Especificación: General Modelo RD369 Material ABS, transmisión automática Voltaje de salida 5 V Corriente de salida 300 mAh Tipo de batería Batería de litio Voltaje de la batería 3,6 V Capacidad de la batería 500 mAh Frecuencia de radio FM: 76-108 MHz, AM: 520-1710 KHz Panel solar 40-45 mAh, 5,5 V, 0,22 W Tamaño 14*8*3,5 cm Peso del paquete Peso de un paquete 0,30 kg/0,65 lb Un tamaño de paquete 19 cm x 10 cm x 8 cm (7,48 pulgadas x 3,94 pulgadas x 3,15 pulgadas) Cantidad por caja 50 Peso de la caja 15,00 kg/33,07 lb Tamaño de la caja 50 cm * 33 cm * 37 cm/19,69 pulgadas * 12,99 pulgadas * 14,57 pulgadas Contenedor de carga 20GP: 436 cajas * 50 uds. = 21800 uds. 40HQ: 1014 cajas * 50 piezas = 50700 piezas

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1. Rated voltage: 250V~ 2. Rated current: 10A/16A 3. Light weight, easy to carry and daily use. 4. Made of durable PC, making the product more sturdy and flame retardant. 5. Scope of application: suitable for all kinds of mobile phones, tablet computers, digital cameras, notebook computers, home desktop computers, and other digital products. 6. There is a dust cap in the jack to effectively protect the internal circuit and prolong the service life.Specification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 8cm * 6cm * 4cm / 3.15inch * 2.36inch * 1.57inch Qty per Carton 200 Carton Weight 8.80kgs / 19.40lb Carton Size 40cm * 30cm * 32cm / 15.75inch * 11.81inch * 12.6inch Loading Container 20GP: 694 cartons * 200 pcs = 138800 pcs40HQ: 1612 cartons * 200 pcs = 322400 pcs

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1. Material: ABS+electronic components 2. Wind speed: 3 gears 3. Power: 3-7V 4. Charging input: DC5V/1A 5. Rotate 360 degrees at will and can be used at multiple angles 6. Desktop/clip two-in-one multi-function, USB charging 7. Powerful wind motorSpecification: Package Weight One Package Weight 0.40kgs / 0.89lb One Package Size 16cm * 13cm * 12cm / 6.3inch * 5.12inch * 4.72inch Qty per Carton 45 Carton Weight 19.00kgs / 41.89lb Carton Size 62cm * 50cm * 41cm / 24.41inch * 19.69inch * 16.14inch Loading Container 20GP: 209 cartons * 45 pcs = 9405 pcs40HQ: 487 cartons * 45 pcs = 21915 pcs

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1. Support 135mm/35mm film negatives or slides 2. Both black and white colors support the conversion of negatives into digital JPEG format 3. Scan the QR code with your mobile phone to download the APP or go to the Android market or iOS store to download 4. Support Android system and iOS system smartphone 5. Foldable, does not occupy much space, can be folded into a small box size, easy to store and travel 6. Insert the slide or film into the tray, turn on the built-in LED backlight, place the smartphone lens above the hole, and click to shoot. Please note: the quality of the photo will be limited by the resolution of your phones camera 7. Material: ABS 8. Product size: 15.5*10.5*4cm 9. Product weight: 186g 10. Power supply: 2pcs, AAA batteries (not included)Specification: Package Weight One Package Weight 0.27kgs / 0.59lb One Package Size 17cm * 12cm * 5cm / 6.69inch * 4.72inch * 1.97inch Qty per Carton 100 Carton Weight 23.00kgs / 50.71lb Carton Size 62cm * 52cm * 36cm / 24.41inch * 20.47inch * 14.17inch Loading Container 20GP: 229 cartons * 100 pcs = 22900 pcs40HQ: 533 cartons * 100 pcs = 53300 pcs

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