Resultados de la búsqueda de "school electronics"

1. Various materials can be detected to accurately locate the positions of wood, metal and wires. 2. Hd large screen, LED backlight, easy to read measurement data, easy to correspond to the dark. 3. Non-slip soft adhesive, strong and anti-falling, waterproof and dustproof. 4. Maximum detection depth of wood/metal/live wire: 38mm/76mm/51mm. 5. Use 9V battery (not included).Specification: Package Weight One Package Weight 0.19kgs / 0.41lb One Package Size 18cm * 8cm * 5cm / 7.09inch * 3.15inch * 1.97inch Qty per Carton 60 Carton Weight 11.20kgs / 24.69lb Carton Size 40cm * 34cm * 32cm / 15.75inch * 13.39inch * 12.6inch Loading Container 20GP: 612 cartons * 60 pcs = 36720 pcs40HQ: 1422 cartons * 60 pcs = 85320 pcs

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Function parameter:1. Diode measurement2. Buzzer on and off3. Data retention4. Auto range5. NCV test pencil6. Neutral live wire measurement7. Screen backlight8. Relative measurement9. Automatic shutdown10. Duty cycle11. True RMS12. MAX/MIN Mode13. AC voltage: 0.001V~600V14. DC voltage: 0.1mV~600V15. AC current: 0.01A~600A16. DC current: 0.01A~600A17. Voltage frequency: 10-60KHz18. Capacitance measurement: 0.01nF~6019. Resistance measurement: 0.1Ω-60.00MΩ20. Temperature measurement: -40~1000 degrees Celsius21. Frequency measurement: 0.01Hz~10MHz22. Jaw opening: 28mm23. Machine size: 215mmX63.5mmX36mm24. Machine weight: 248g25. Power supply mode: 2 AAA batteries (not included)Accessories: manual, test leads, cloth bag, temperature probeSpecification: Package Weight One Package Weight 0.22kgs / 0.49lb One Package Size 22cm * 14cm * 8cm / 8.66inch * 5.51inch * 3.15inch Qty per Carton 134 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 134 pcs = 23718 pcs40HQ: 412 cartons * 134 pcs = 55208 pcs

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RP2040-LCD-0.96 is a low-cost, high-performance Pico-like MCU board with flexible digital interfaces. It incorporates Raspberry Pi RP2040 microcontroller chip, as same as on Raspberry Pi Pico. For software development, either Raspberry Pi C/C++ SDK, or the MicroPython is available, which makes it easy for you to get started, and integrate it into end products quickly. In additional, there are also onboard 0.96inch IPS display, Lithium battery recharge/discharge header, and high efficiency DC-DC buck-boost chip. Key features include: 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. 0.96 inch 160x80 pixels 65K colorful IPS LCD display 6. Lithium battery recharge/discharge header, suitable for mobile devices 7. Onboard DC-DC chip TPS63000, high efficiency DC-DC buck-boost chip, 1.8A current switch 8. Castellated module allows soldering direct to carrier boards (there should be dedicated cut-out for embedding the bottom components) 9. USB 1.1 with device and host support 10. Low-power sleep and dormant modes 11. Drag-and-drop programming using mass storage over USB 13. 26 x multi-function GPIO pins 14. 2 x SPI, 2 x I2C, 2 x UART, 3 x 12-bit ADC, 16 x controllable PWM channels 15. Accurate clock and timer on-chip 16. Temperature sensor 17. Accelerated floating-point libraries on-chip 18. 8 x Programmable I/O (PIO) state machines for custom peripheral supportSpecification: Package Weight One Package Weight 0.03kgs / 0.06lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 500 Carton Weight 11.00kgs / 24.25lb 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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1. Rated voltage: 100v-240v2. Rated power: 1W3. Disc insertion method: snap-in4. Audio cable category: audio cable5. Speaker interface: 3.5MM audio cable interface6. Material: ABS7. Professional repetition, study better.8. A player specially developed for learning to protect eyesight. Support CD, CD-R, CD-RW, MP3, WMA.9. Small and convenient, easy to carry with you.10. You can use the charging head, power bank, and computer socket to charge.11. No external function, private enjoyment.12. Intimate safety lock design.Specification: Package Weight One Package Weight 0.52kgs / 1.14lb One Package Size 20cm * 20cm * 6cm / 7.87inch * 7.87inch * 2.36inch Qty per Carton 32 Carton Weight 17.64kgs / 38.89lb Carton Size 42cm * 42cm * 50cm / 16.54inch * 16.54inch * 19.69inch Loading Container 20GP: 302 cartons * 32 pcs = 9664 pcs40HQ: 701 cartons * 32 pcs = 22432 pcs

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1. Real-time monitoring, smart chip, precision fine-tuning, reverse connection protection2. Pluggable power connector, RW1 adjustable potentiometer3. Applicable to various instruments, mobile convenient equipment, medical equipment, electric vehicles, balance vehicles, unicycles, ternary lithium batteries, lead-acid batteries, iron-lithium battery packs, etc.4. Stable and reliable, fast recognition, sensitive response5. Reverse connection does not burn, safe and reliable6. The LCD display works, you can set the type of battery you need to measure7. Power display, voltage display, power display, temperature display8. Working current: less than or equal to 15mA9. Working air pressure: 80-106 kPa10. Ambient temperature: -10 to 70 degrees Celsius11. Measuring range: 8-100v12. Measurement speed: about 2 seconds/time13. Display mode: LCD screen14. Installation size: 58 x 28mm15. Dimensions: 61x33x14.5mm16. Weight: about 21gSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 10cm * 5cm * 3cm / 3.94inch * 1.97inch * 1.18inch Qty per Carton 500 Carton Weight 22.00kgs / 48.50lb Carton Size 50cm * 50cm * 44cm / 19.69inch * 19.69inch * 17.32inch Loading Container 20GP: 242 cartons * 500 pcs = 121000 pcs40HQ: 562 cartons * 500 pcs = 281000 pcs

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1. Compacto y portátil, fácil de usar. 2. Viene con un software de sincronización de tiempo incorporado, que puede buscar horas grabadas específicas. 3. Después de una carga, puede grabar durante aproximadamente 5 a 10 horas. 4. Frecuencia: 20 Hz-20 KHz 5. Interfaz de transmisión: USB 2.0 6. Frecuencia de muestreo: 45 KHz 7. Velocidad de bits: 384 Kbps 8. Batería: Batería de litio recargable 9. Tiempo de carga: 1-2 horas 10. Distancia de grabación: 10 metros 11. Formato de grabación: WAV 12. Compatibilidad del sistema: Windows 2000/XP/Vista/Win7, Mac OSX 10.3, Linux Redhat 8.0 y superior 13. Material de la carcasa: ABS 14. Tamaño del producto: 70 x 21 x 9 mm 15. Peso del producto: 30 g Especificación: Peso del paquete Peso de un paquete 0,04 kg/0,09 lb Un tamaño de paquete 13,5 cm x 10,6 cm x 2,5 cm (5,31 pulgadas x 4,17 pulgadas x 0,98 pulgadas) Cantidad por caja 150 Peso de la caja 6,20 kg/13,67 lb Tamaño de la caja 50 cm x 42 cm x 26 cm (19,69 pulgadas x 16,54 pulgadas x 10,24 pulgadas) Contenedor de carga 20GP: 488 cajas * 150 piezas = 73200 piezas 40HQ: 1133 cajas * 150 piezas = 169950 piezas

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1. Intuitive and easy to read, the mechanical display can reduce the risk of data loss due to unexpected power outages2. Enclosed anti-interference instrument, with precise, stable and effective counting measurement, it can effectively avoid human and environmental interference3. ABS fireproof material, which has good impact resistance, heat resistance, low-temperature tolerance and excellent insulation performance4. Accurate terminal bottom, the copper connector makes the line connection more reliable and convenient5. Anti-theft seal, it can effectively prevent the electricity meter from being stolen and also prevent the electricity meter from being damaged6. Widely applied, it can be used in apartments, residential areas, rentals, commercial areas, factories, schools and other placesSpecification: Package Weight One Package Weight 1.51kgs / 3.34lb One Package Size 18cm * 16cm * 14cm / 7.09inch * 6.3inch * 5.51inch Qty per Carton 12 Carton Weight 19.00kgs / 41.89lb Carton Size 45cm * 42cm * 32cm / 17.72inch * 16.54inch * 12.6inch Loading Container 20GP: 440 cartons * 12 pcs = 5280 pcs40HQ: 1023 cartons * 12 pcs = 12276 pcs

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Item Type:Electronic PetsPower supply:3 * AAA batteries (not included)Material:PlushAge Range:> 3 years oldGender:Unisex1. Stay cute, round eyes, playful and cute2. The fabric is made of soft short plush fabric, which is comfortable and close to the skin3. Switch the battery box, shake the head and back with a music switch button, which is equipped with a battery box4. Exquisite stitching on the fabric can better reflect the workers workmanship and care5. Size: 12*16*21cmSpecification: Package Weight One Package Weight 0.19kgs / 0.41lb One Package Size 10cm * 10cm * 20cm / 3.94inch * 3.94inch * 7.87inch Qty per Carton 80 Carton Weight 15.00kgs / 33.07lb Carton Size 30cm * 50cm * 50cm / 11.81inch * 19.69inch * 19.69inch Loading Container 20GP: 355 cartons * 80 pcs = 28400 pcs40HQ: 825 cartons * 80 pcs = 66000 pcs

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featureThe device is standardized and accurate and easy to read. Digital displays are fast and easy to read.Product specifications1. Apply sugarBrixSpecific gravity3. Measurement range:Brix: 0.0~50.0%Specific gravity: 1-1.1304. AccuracyBrix: 0.001Specific gravity: 0.001Package included1X digital refractometer1X clean cloth1X manual1x boxSpecification: Package Weight One Package Weight 0.34kgs / 0.75lb One Package Size 17cm * 10.5cm * 5cm / 6.69inch * 4.13inch * 1.97inch Qty per Carton 88 Carton Weight 30.00kgs / 66.14lb Carton Size 75cm * 46cm * 22cm / 29.53inch * 18.11inch * 8.66inch Loading Container 20GP: 351 cartons * 88 pcs = 30888 pcs40HQ: 815 cartons * 88 pcs = 71720 pcs

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1. Material: ABS+Silicone2. DC voltage: 10mV~1000V3. AC voltage (VFC): 10mV~750V4. DC current (mA): 0.01mA~600mA5. DC current (10A): 0.001A~10A6. AC current (mA): 0.03mA~600mA7. AC current (10A): 0.030A~10A8. Resistance: 0.1Ω~60ΜΩ9. Capacitance: 0.01nF~60mF10. Temperature: -40°C~1000℃11. Frequency: 10Hz-6MHz12. Duty cycle: 0.1%~99.9%13. Battery model: 1000mAh 3.7V lithium battery14. VA color reverse display screen, you can see the value clearly in dark environment15. The back support frame allows you to stand and work, making the measurement faster16. Built-in double fuse, multi-directional anti-burn protection, automatic identification to avoid misoperation to achieve anti-burn protection, and safer current measurement17. Press the N/L key to switch to NCV mode. When AC voltage is detected, a buzzer alarm sounds. The closer the distance, the more urgent the alarm18. In Live mode, the neutral and live wires are judged. The live wire indicator light is on and accompanied by a buzzer, and the neutral wire indicator light is off without a buzzer19. The charging indicator light is red, and the full indicator light is green. It is equipped with a Type-c charging cable20. Long press to turn on the flashlight, you can see the measured object clearly in a dark environment, and illuminate the front for you without fear of electric shock risks21. The meter automatically shuts down after about 15 minutes without any operation22. Weight: 188g23. Size: 13.8x7x2.8cm24. Packing list: multimeter; test lead wire; storage bag; temperature wire; charging cable; instruction manual; packaging boxSpecification: Package Weight One Package Weight 0.39kgs / 0.86lb One Package Size 21cm * 13cm * 6cm / 8.27inch * 5.12inch * 2.36inch Qty per Carton 60 Carton Weight 24.00kgs / 52.91lb Carton Size 49cm * 42cm * 37cm / 19.29inch * 16.54inch * 14.57inch Loading Container 20GP: 350 cartons * 60 pcs = 21000 pcs40HQ: 812 cartons * 60 pcs = 48720 pcs

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1. Supported movements: triangular gait, self-balancing2. Load capacity: 1kg3. Operating voltage: 12V4. No-load speed: 0.222sec / 60 degrees (45RPM)5. Stall torque: 30kg.cm6. Rated load: 10kg.cm7. Rated current: 900mA8. Control method: digital signal9. Control protocol type: half-duplex asynchronous serial communication10. Battery: 4000mAh (total capacity) 18650 lithium battery x 611. Charging method: DC 5.5x2.1 charging interface12. Battery life: 4.5h13. Charging time: 3h14. Onboard controller: ESP32-WROOM-3215. Onboard controller module features: Wi-Fi, BT, Dual Core, 240MHz16. Wireless control method: 2.4G Wi-Fi17. Wired control method: USB, UART18. Manual operation method: Web-based control interface19. Built-in high-precision 9-axis motion tracker ICM20948, capable of self-balancing20. No manual configuration of the compilation environment is required; a Wi-Fi hotspot is automatically established upon startup, allowing connection and login to the control page using a mobile phone or computer browser; no additional app download is required.21. Rich interfaces and peripherals: The device features a 0.91-inch OLED display, allowing for changes to the displayed content via a web application or host computer serial communication.22. Pre-drilled camera holes allow users to directly install cameras of the corresponding assembly size.23. Fully open source, supporting secondary development. HexArth series control code and communication interface documentation, based on our rich examples, allow for secondary development using various languages ??and devices.24. Can be installed as a Raspberry Pi 4B/Raspberry Pi 5 as a host computer for serial communication with the slave device; ESP32. As a lower-level machine, it can handle most of the computational power for inverse linkage solving and gait generation, leaving more resources for the Raspberry Pi to be used for high-level function development.25. Dimensions: 344.30 x 428.59 x 154.88 (mm)26. Weight: 2.1kg27. Servo dimensions: 45.20 x 24.70 x 37.30 (mm)28. Servo weight: 69gSpecification: Package Weight One Package Weight 2.20kgs / 4.86lb One Package Size 37cm * 45cm * 15cm / 14.57inch * 17.72inch * 5.91inch Qty per Carton 1 Carton Weight 3.30kgs / 7.28lb Carton Size 39cm * 47cm * 17cm / 15.35inch * 18.5inch * 6.69inch Loading Container 20GP: 855 cartons * 1 pcs = 855 pcs40HQ: 1986 cartons * 1 pcs = 1986 pcs

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1. Product materials: using aluminum alloy CNC technology, surface sand surface oxidation, high-end environmental protection; with good anti-interference and heat dissipation capabilities. 2. Product function: This product is a portable HDMI high-definition video capture card, which can simultaneously capture HDMI audio and video signal transmission Preview, edit, store and other multifunctional applications on mobile phones and computers. 3. Product application: Connect the HDMI input end of the capture card to the signal source, the HDMI output end to the display port, and the Mic end to the microphone to realize high-definition acquisition, video recording, video live broadcast, teaching recording, medical imaging, game live broadcast, Live video, recording and shooting camera HD video, etc. Features : 1. The product complies with USB video UVC specification and USB audio UAC specification; 2. Support operating systems such as Windows, Android, Linux and MacOS; 3. Support most acquisition software, such as VLC, OBS, Amcap, etc.; 4. Support HDMI local loop out; 5. Support microphone audio input, 3.5 stereo channel output; 6. Support microphone audio and HDMI audio overlay collection; 7. Input terminal: HDMI/F input can support 4K, 8/10/12 bit color depth input format 8. Output: USB/M supports up to 1080P; YUV, JPEG output mode 9. When the standard AWG26 cable is supported, the input transmission distance is up to 15 meters (1080P and below resolution); 10. High-definition capture, strong compatibility, smooth picture without stutter, no delay; 11. No need for external power supply, small size, ultra-thin and portable; 12. Operating environment: -20 degree C to 75 degree C, relative humidity 5% to 95%Specification: Package Weight One Package Weight 0.32kgs / 0.71lb One Package Size 18cm * 12cm * 8cm / 7.09inch * 4.72inch * 3.15inch Qty per Carton 20 Carton Weight 7.00kgs / 15.43lb Carton Size 42cm * 37cm * 26cm / 16.54inch * 14.57inch * 10.24inch Loading Container 20GP: 660 cartons * 20 pcs = 13200 pcs40HQ: 1532 cartons * 20 pcs = 30640 pcs

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