Search results for "school electronics"

1. Multimeters is a steady function and highly reliable hand-held measuring instrument 2. The Meter uses large scale of integrated circuit with double integrated A/D converter as its core an 3. The Meter can measure DC current, AC current, DC Voltage, AC Voltage, Resistance etc. 4. Fit for schools, factories, families, and amateur wireless lovers 5. DC Voltage: 0.1V/0.5V/2.5V/10V/50V/250V/1000V 6. AC Voltage: 10V/50V/250V/1000V 7. DC Current: 50uA/2.5mA/25mA/250mASpecification: General Material ABS Size 152*100*38mm Weight 250g Package Include Package Contents 1 x Manual 2 x Cables 1 x Multimeter Package Weight One Package Weight 0.30kgs / 0.66lb One Package Size 18cm * 12cm * 5cm / 7.09inch * 4.72inch * 1.97inch Qty per Carton 20 Carton Weight 6.50kgs / 14.33lb Carton Size 38cm * 26cm * 27cm / 14.96inch * 10.24inch * 10.63inch Loading Container 20GP: 999 cartons * 20 pcs = 19980 pcs40HQ: 2320 cartons * 20 pcs = 46400 pcs

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Operation Steps1. The power cable & security stand will connected, and cable line can be go throgh the side groove or bottom. 2. Tear off the bottom sticker, then install it tightly on the clean table(Press time within 10 seconds). 3. Insert the touch sensor cable into the back interface. 4. Tear off the sticker with touch sensor. 5. Paste on the phone back with touch sensor,then it will connected the power adator with security stand. 6. Connect the charging cable with mobile phone, it is successful to install the security stand when you hear a alarm sound.Features1. Security system is used to secure consumer electronic gadgets in exhibition or store open display against theft. This innovative system is easy to operate and is able to blend easily in any exhibits layout. 2. Charging function: The stand alone security device built in lithium battery, if the power outages that is also with security function. One set of external 5V power adapter, and it can be supply products for charging. 3. Alarming function: - Contactor alarm: When we pull up the contactor and back of parts VBH adhesive, then it will immediately issued warming sound. - Cutting cable alarm: When the alarm cable was pulled apart or cut off, then it will immediately issued warming sound. 4. Remote control function: The infrared remote control, anti-interference ability, sensitivity strong. 5. Material: ABS 6. Alarm volume: 95-120dB 7. Input voltage: 110-240V 8. Charging voltage: DC 5V 1A 9. Unlock: Infrared remote control 10. Size: 7.5x5x5cmSpecification: General Compatible with Apple: iPhone 12, iPhone 12 Pro, iPhone 12 mini, iPhone 11 Pro, iPhone 11 Pro Max, iPhone 11, iPhone XS, iPhone XS Max, iPhone XR, iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7, iPhone 7 Plus, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone 5S, iPhone 5C Package Weight One Package Weight 0.26kgs / 0.56lb One Package Size 14cm * 12cm * 9cm / 5.51inch * 4.72inch * 3.54inch Qty per Carton 40 Carton Weight 10.00kgs / 22.05lb Carton Size 47cm * 50cm * 30cm / 18.5inch * 19.69inch * 11.81inch Loading Container 20GP: 378 cartons * 40 pcs = 15120 pcs40HQ: 878 cartons * 40 pcs = 35120 pcs

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1. Use: Painting finishing eraser2. Two kinds of diameter pen tips (2.3mm/5mm) can be switched, thick tip for local wiping and thin tip for detail wiping3. Wipe clean without hurting the paper4. Power supply mode: 2 AA batteries (battery not included)5. Material: plastic6. Net weight: 75 gramspacking list:Electric Eraser x 1Metal rubber clip x 1 (assembled)Plastic rubber clip x 2Rough Eraser x 12(5 x 25mm)Thin rubber x 10 (2.3x 25mm)Specification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 22cm * 10cm * 3cm / 8.66inch * 3.94inch * 1.18inch Qty per Carton 288 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 288 pcs = 50976 pcs40HQ: 412 cartons * 288 pcs = 118656 pcs

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1. Frequency response: 50Hz-20KHz 2. Impedance: 2.2K ohm 3. Directionality: Omnidirectional 4. Plug: 3.5mm gold plated straight 5. Applicable: mobile phones/laptops/desktop computers/repeaters/recording pens, etc. to improve the sound quality of the original built-in microphone 6. Microphone size: 6.0x2.7mmSpecification: Package Weight One Package Weight 0.01kgs / 0.03lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 360 Carton Weight 2.52kgs / 5.56lb Carton Size 45cm * 48cm * 60cm / 17.72inch * 18.9inch * 23.62inch Loading Container 20GP: 205 cartons * 360 pcs = 73800 pcs40HQ: 477 cartons * 360 pcs = 171720 pcs

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Features1. All-aluminum housing design for excellent heat dissipation and industrial-grade protection; 2. Supports up to eight external antennas, with flexible antenna size and feeder length; 3. Compatible with multiple international and domestic protocol standards; 4. Broad-spectrum frequency hopping mode for superior anti-interference capabilities; 5. Industrial-grade design, 24/7 operation; 6. Read and write designated tags; 7. Supports development in multiple languages, including VC, VB, and C#; 8. Applications: Vehicle management, asset management, personnel management, production line management, logistics and traceability management, anti-counterfeiting tracking management, mine management, unmanned retail, and location managementSpecifications1. Model: FF-783B 2. Chipset: Impinj E710 3. Operating Frequency: Standard ISM 902-928MHz and ISM 865-868MHz (optional) 4. Operating Mode: Wide Spectrum Frequency Hopping Scheme (FHSS) 5. RF Power: 0-33dBm, software-adjustable 6. Card Reading Speed: Software-configured, average single-card reading speed of less than 6ms per 64 bits; 500 tags/second for multiple tags 7. Card Reading Mode: Software-configured automatic reading, external trigger-controlled reading, and command-based reading 8. Data Interfaces: WiFi, RS232, RS485, RJ45, Wiegand 26/34, two triggers, two relay outputs 9. Card Reading Range: Greater than 25m (depending on antenna and tag) 10. Card Reading Indicator: Buzzer and LED 11. Power Supply: DC+12V (with power adapter), supports voltage range 9-16V 12. Supported Protocols: ISO18000-6B, ISO18000-6C (EPC GEN2) 13. Dimensions: 235 x 200 x 53mm 14. Net Weight: 3kgSpecification: Package Weight One Package Weight 4.03kgs / 8.88lb One Package Size 32cm * 27cm * 13cm / 12.6inch * 10.63inch * 5.12inch Qty per Carton 4 Carton Weight 17.00kgs / 37.48lb Carton Size 55cm * 28cm * 35cm / 21.65inch * 11.02inch * 13.78inch Loading Container 20GP: 494 cartons * 4 pcs = 1976 pcs40HQ: 1148 cartons * 4 pcs = 4592 pcs

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FNIRSI LCR-P1 Multifunctional Transistor Tester A compact electronic component tester for quickly identifying component parameters, with multiple test functions and a portable design. The LCR-P1 includes a 1.44-inch display, USB-C charging and a replaceable chip holder for flexible testing. Auto Rotation 📸 More Product Photos 📦 Package Details Package weight: 0.16kgPackage size: 14 × 9 × 5cmHost + patch test board + data cable + 3 test hooks + instructions. 🔧 Key Specifications Display: 1.44-inchBattery: 300mAhCharging: Type-C, 5V/1ASize: 71 × 87 × 28mmFunctions: component identification, infrared decoding and dedicated measurement channel. ⭐ MIRA SALES TIP Discharge capacitors and follow the operating instructions before testing. Use the supplied test accessories correctly. ✅ Key Benefits • Multifunction electronic tester• Compact portable design• Type-C charging• 1.44-inch display• Multiple testing accessories included

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1. Receiver battery: AAAx1 (not included), transmitter battery: CR2032*1 2. Easy to carry and use 3. Adjust freely within the range of 0-3 meters to prevent items from entering 4. Good quality and long service life 5. Receiver size: 60x36x15mm, transmitter size: about 25x7mmSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 20cm * 8cm * 2cm / 7.87inch * 3.15inch * 0.79inch Qty per Carton 200 Carton Weight 10.70kgs / 23.59lb Carton Size 40cm * 40cm * 40cm / 15.75inch * 15.75inch * 15.75inch Loading Container 20GP: 416 cartons * 200 pcs = 83200 pcs40HQ: 967 cartons * 200 pcs = 193400 pcs

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1. Screen: 2.0-inch HD IPS screen2. CMOS size: 1/4 inch3. Photo resolution: 16M, 12M, 10M, 8M, 5M, 3M, 2MHD4. Image format: JPG5. Light source: 8 LED lights (4 white lights and 4 purple lights)6. Focus mode: manual focus7. Digital zoom: not supported8. PC operating system: Windows XP, Win7, Win8, Win10, Mac OSX10.5 or higher9. Lens structure: 4P+IR10. Aperture: F4.511. Lens angle of view: 20 degrees12. Interface and signal transmission method: TYPE-C/USB2.013. Power consumption: 260MA, 1.3W14. Battery capacity: 500MAН, 3.7V15. Working time: 1.5H16. Charging time: 1H17. Supports 12 languages: English, Portuguese, Simplified Chinese, Japanese, French German, Korean, Italian, Dutch, Russian, Spanish, Arabic18. One-touch switch between white light/UV light. Simply tap on the magnifying glass to easily switch between the illumination clarity of white light and the display power of UV light. This convenient feature allows users to easily adapt to various lighting conditions, whether it is checking the authenticity of banknotes, photography, or other tasks that require different lighting spectra19. Type-C interface, which can be connected to a PC to shoot videos and photos. Whether you are shooting photos, videos, or real-time measurements, the Type-C interface ensures fast and reliable data transmission, enabling efficient workflows and easy multimedia integration20. Small size, light weight, suitable for handheld, weighing only 110 grams, ergonomic design, making it easy to manipulate and control, ensuring comfortable operation21. With wide versatility, it is ideal for a variety of tasks, suitable for close-up desktop work such as reading newspapers, documents, maps, coins, stamps, electronic parts, jewelry, photos, knitwear, plants, printed materials, or reading coupons, prescription drugs, small print on medicine bottles22. 500mAh built-in rechargeable battery, no need to frequently replace batteriesSpecification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 17cm * 9cm * 3cm / 6.69inch * 3.54inch * 1.18inch Qty per Carton 120 Carton Weight 18.00kgs / 39.68lb Carton Size 53cm * 28cm * 39cm / 20.87inch * 11.02inch * 15.35inch Loading Container 20GP: 460 cartons * 120 pcs = 55200 pcs40HQ: 1069 cartons * 120 pcs = 128280 pcs

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1. Number of channels: 22. Bandwidth: 20 (MHz)3. Sampling rate: 48M (GS / s)4. Dimensions: 130 * 110 * 60 (mm)5. Weight: 0.5 (kg)6. Application: 3-in-1 multi-function, with functions of digital oscilloscope, spectrum analyzer and data recorder; oscilloscope probe uses standard BNC connector, and can also be replaced with 100X or high-voltage probe and probe7. Special design: carefully designed 20M bandwidth, 48M sampling rate, 2 channels, two-channel virtual oscilloscope, spectrum analyzer and data recorder that alternately support X, Y and X, Y alternate modes.8. Applicable scenarios: vehicle maintenance, electrical appliance maintenance, mobile phone maintenance, research and teaching9. Packing includes: host x1, USB test line, probe x2, CD x110. Advantages: compact and portable, can be directly put into the computer bag, easy to carry and teachSpecification: Package Weight One Package Weight 0.69kgs / 1.51lb One Package Size 13cm * 11cm * 6cm / 5.12inch * 4.33inch * 2.36inch Qty per Carton 40 Carton Weight 30.00kgs / 66.14lb Carton Size 44cm * 37cm * 20cm / 17.32inch * 14.57inch * 7.87inch Loading Container 20GP: 819 cartons * 40 pcs = 32760 pcs40HQ: 1901 cartons * 40 pcs = 76040 pcs

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1.5inch OLED display Module, 128x128 pixels, 16 gray scale, SPI/I2C interfaceOverviewThis is a general OLED display Module, 1.5inch diagonal, 128x128 pixels, 16 gray scale, with embedded controller, communicating via SPI or I2C interface.Features1. 128x128 high resolution2. 16 gray scale, better display effect3. Support SPI or I2C interface, configured via onboard resistor4. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Specifications1. Driver: SSD13272. Interface: SPI / I2C3. Display color: White4. Gray scale: 165. Resolution: 128x128 (most other competitive products are typically 128x64)6. Viewing angle: >160 degree7. Operating voltage: 3.3V / 5V8. Dimension: 44.5 x 37 (mm)Package Contents1. 1.5 inch OLED Module x12. PH2.0 7Pin x1Specification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 6cm * 4cm * 2cm / 2.36inch * 1.57inch * 0.79inch Qty per Carton 2000 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 2000 pcs = 554000 pcs40HQ: 644 cartons * 2000 pcs = 1288000 pcs

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1) Highly sensitive 2) Simple and convenient to use, no adjustment is required; 3) The detection distance will not be changed when the battery voltage drops from 9V to about 7V; 4) Low power consumption, can work for 40 hours continysly; 5) There is automatic and continues alarm when the battery is used up; 6) Switch on / off audio prompt function; 7) Witch external rechargeable socket hole; 8) Has audio, light and vibration hand off switch 9) Detection Distance: - Pin: 30-60mm - 64 model handgun: 150mm - Diameter: 20mm - Steel ball: 90mm 10) Install the 6F22 / 15F8H(9V) battery (not included) 11) Power: 270MW 12) Alarm: Vibration and sound and light alarm simultaneously 13) Detection sensitivity: As detect one yuan coin, the detection distance ≥ 5cm 14) Features and Applications: Scanning area is large, stable, durable, suitable for less demanding sensitivity school and factory security tests 15) Current work: sound and light is less than 47mA, vibration less than 103mA 16) Dimensions: 415mm x 85mm x 45mmSpecification: Package Weight One Package Weight 0.55kgs / 1.21lb One Package Size 42.5cm * 9.8cm * 4.5cm / 16.73inch * 3.86inch * 1.77inch Qty per Carton 20 Carton Weight 10.38kgs / 22.88lb Carton Size 45cm * 25cm * 42cm / 17.72inch * 9.84inch * 16.54inch Loading Container 20GP: 564 cartons * 20 pcs = 11280 pcs40HQ: 1310 cartons * 20 pcs = 26200 pcs

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Overview1. This is a Raspberry Pi LoRa HAT based on SX1268, covers 433MHz frequency band. It allows data transmission up to 5km through serial port.2. By utilizing the new generation LoRa spread spectrum modulation technology, the communication distance of the module is as long as 5km, also supports auto repeating to transmit longer. Other features include Wake on Radio, wireless config, carrier sensing, communication key, and so on.3. Comparing with normal LoRa modules, the SX1268 LoRa HAT achieves longer communication distance, higher rate, lower consumption, better safety and anti-interference. It is suitable for various applications such as industrial control, smart home, data collection, etc.Features1.Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards2. Onboard CP2102 USB TO UART converter, for serial debugging3. Bring the UART control interface, for connecting host boards like Arduino/STM324. 4x LED indicators, easy to check the module status5. LoRa spread spectrum modulation technology, up to 84 available signal channel, longer communication distance, more robust to interference6. Auto multi-level repeating, suit for ultra long range communication, allows multi network on the same region7. Low power consumption features like deep sleeping and Wake on Radio, ideal for battery-powered applications8. Customizable communication key which wont be retrieved, greatly improves the security of user data9. Support LBT, monitoring the signal channel noise before transmitting, greatly improves the success ratio under extreme environment10. Support RSSI signal intensity indicating, for evaluating signal quality, tuning the network11. Support wireless parameter configuration, by sending wireless command/data packet, remotely configure or retrieve the module parameter12. Support fixed-point transmission, broadcast, signal channel monitor13. Come with development resources and manual (examples for Raspberry Pi/STM32)What is on Board1. SX1268 LoRa module2. 74HC125V: voltage level translator3. CP2102: USB TO UART converter4. Raspberry Pi GPIO connector: for connecting with Raspberry Pi5. USB TO UART port6. UART header: for connecting host boards like STM32/Arduino7. SMA antenna connector8. IPEX antenna connector9. Indicators:- RXD/TXD: UART RX/TX indicator- AUX: auxiliary indicator- PWR: power indicator10. UART selection jumpers- A: Control the LoRa module through USB TO UART- B: Control the LoRa module through Raspberry Pi- C: Access Raspberry Pi through USB TO UART11. LoRa mode selection jumpers- Short M0, short M1: Transmission mode- Short M0, open M1: Configuration mode- Open M0, short M1: WOR mode- Open M0, open M1: deep sleep modeSpecification1. RF module: SX12682. Frequency band: 410.125 ~ 493.125MHz3. Radio rate: 0.3kbps ~ 62.5kbps (programmable)4. Transmit power: 22.0dBm (10/13/17/22dBm programmable)5. Receive sensitivity: -147dBm (radio rate 2.4kbps)6. Power consumption: - Transmit current: 110mA (transient consumption)- Receive current: 11mA- Sleep current: 2uA (LoRa module software shutoff)7. Communication interface: UART (TTL level)8. Baudrate: 1200bps ~ 115200bps (9600bps by default)9. Packet length: 240 Byte (32/64/128/240 Byte programmable)10. Cache: 1000 Byte11. Experimental range: 5km (condition: cloudless and wild, altitude 2.5m, antenna gain 5dBi, radio rate 2.4kbps)12. Power supply: 5V13. Logic level: 3.3V/5V14. Operating temperature: -40~85 degree C15. Applications: Smart home, industrial sensors, building automation, smart meters, and more other IoT applications16. Dimensions: 7cm x 12cm x 2cm17. Weight: 69g18. Packing List:- SX1268 433MHz LoRa HAT x1- USB type A plug to micro plug cable x1- 433MHz antenna x1Specification: Package Weight One Package Weight 0.09kgs / 0.19lb One Package Size 15cm * 8cm * 2cm / 5.91inch * 3.15inch * 0.79inch Qty per Carton 400 Carton Weight 15.00kgs / 33.07lb 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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