Search results for "school electronics"

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. Compact and portable, easy to use 2. Comes with built-in time synchronization software, which can search for specific recorded times 3. After one charge, it can record for about 5-10 hours 4. Frequency: 20Hz-20KHz 5. Transmission interface: USB 2.0 6. Sampling frequency: 45KHz 7. Bit rate: 384Kbps 8. Battery: Rechargeable lithium battery 9. Charging time: 1-2 hours 10. Recording distance: 10 meters 11. Recording format: WAV 12. System support: Windows 2000/XP/Vista/Win7, Mac OSX 10.3, Linux Redhat 8.0 and above 13. Shell material: ABS 14. Product size: 70x21x9mm 15. Product weight: 30gSpecification: Package Weight One Package Weight 0.04kgs / 0.09lb One Package Size 13.5cm * 10.6cm * 2.5cm / 5.31inch * 4.17inch * 0.98inch Qty per Carton 150 Carton Weight 6.20kgs / 13.67lb Carton Size 50cm * 42cm * 26cm / 19.69inch * 16.54inch * 10.24inch Loading Container 20GP: 488 cartons * 150 pcs = 73200 pcs40HQ: 1133 cartons * 150 pcs = 169950 pcs

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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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1. The high linear scales is designed, high , stable and accurate. 2. The signal line adopts multi-layer isolation steel and metal soft shell protection, waterproof and anti-interference fine. 3. Easy to install and maintain, waterproof, dust-proof good, long service life. 4. Widely used, high stabilization, capacity of resisting disturbance well. 5. Suitable for JCS900-2AE / JCS900-3AE data display instrument. 6. Material: metal 7. Accuracy: +-5um 8. Resolution: 5um 9. Measuring Range: 0mm-300mmSpecification: Package Weight One Package Weight 1.19kgs / 2.62lb One Package Size 53cm * 10cm * 10cm / 20.87inch * 3.94inch * 3.94inch Qty per Carton 20 Carton Weight 27.00kgs / 59.52lb Carton Size 52cm * 42cm * 40cm / 20.47inch * 16.54inch * 15.75inch Loading Container 20GP: 305 cartons * 20 pcs = 6100 pcs40HQ: 708 cartons * 20 pcs = 14160 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. 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. Wireless music pickup set without cable limitation. 2. About 6 hours long time using. 3. Can charge with computer with USB port. 4. Mini size easy taking. 5. Sweat-proof design. 6. Please note: This 2.4G wireless microphone does not have an audio player. It needs to be used with audio, power amplifier or amplifier, and cannot be amplified alone.Specification: General Weight 54g Package Weight One Package Weight 0.30kgs / 0.65lb One Package Size 20cm * 16.5cm * 4.5cm / 7.87inch * 6.5inch * 1.77inch Qty per Carton 40 Carton Weight 12.20kgs / 26.90lb Carton Size 51cm * 36cm * 37cm / 20.08inch * 14.17inch * 14.57inch Loading Container 20GP: 392 cartons * 40 pcs = 15680 pcs40HQ: 911 cartons * 40 pcs = 36440 pcs

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1. Material: ABS2. Select the table: manual, automatic3. Sound quality selection: stereo4. Function: digital display, built-in speaker, automatic shutdown5. Signal-to-noise ratio: FM52, AM52 (dB)6. Rated voltage: 5V7. Rated power: 2.5W8. Corresponding frequency: FM 87-108MHz; SW 4.75-21.85MHz; AM 522-1620KHz (European regulations, used in China) 520-1710KHz (US regulations)9. Battery specifications: 2 AA batteries (not included)10. Radio tuning method: digital11. Band type: FM/AM/SW12. FM/AM/SW multi-band radio, strong signal, high sensitivity, and clearly listen to all mainstream radio channels.13. High-performance internal magnetic speaker, large-sound cavity vibrator, thorough and clear treble, pure and full midrange, and steady and powerful bass14. Supports headphone output, standard 3.5mm headphone interface, which not only isolates external disturbances, but also avoids disturbing others.15. Digital display band, frequency, time and other information, the backlight will automatically light up during operation, saving power and durability16. 360 degrees 6-section 44cm telescopic antenna, sensitive and stable, and clear17. Triangular anti-reversal design hidden bracket better protects the body and provides a better screen viewing angle18. Automatically search for valid radio channels, and can save up to 32 radio stations.19. Dimensions: 125x74x27mm20. Weight: 140gSpecification: Package Weight One Package Weight 0.14kgs / 0.31lb One Package Size 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch Qty per Carton 54 Carton Weight 8.40kgs / 18.52lb Carton Size 47cm * 32cm * 32cm / 18.5inch * 12.6inch * 12.6inch Loading Container 20GP: 554 cartons * 54 pcs = 29916 pcs40HQ: 1286 cartons * 54 pcs = 69444 pcs

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