Search results for "school electronics"

1. Highly sensitive chip, increase the scope of exploration and broaden the frequency of exploration2. Intelligent detection, automatic identification of suspicious signals, built-in memory mode, suspicious signals accumulatively 5 times, the device automatically alarms3. Combine the filter lens to quickly find the candid camera4. LED infrared scanning lamp beads, the light is stronger and the distance is longer5. Battery capacity: 3500mAh6. Features: One machine with multiple probes, strong anti-interference, portable and easy to carry, long battery life, long-distance detection, super high sensitivity7. Charging method: USB charging8. Charging time: 1-2 hours9. Scope of application: car detection, indoor, outdoor, meeting room, hotel10. Working range: 0.1-10m11. Detection frequency band: 1MHz to 6.5GHz12. Continuous working time: 8-10 hours13. Working current: 30mA14. Detection range: 40 square meters15. Product accessories: packing box, detector, infrared detector, USB charging cable, earphone, manual16. Size: 14x6.2x3cm17. Weight: 400gSpecification: Package Weight One Package Weight 0.41kgs / 0.91lb One Package Size 16cm * 8cm * 6cm / 6.3inch * 3.15inch * 2.36inch Qty per Carton 60 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 60 pcs = 10620 pcs40HQ: 412 cartons * 60 pcs = 24720 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 from 80 to 100m, and a frequency range of 550-580MHz. 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 soundTransmitter Specifications1. Case specification:Standard 1U Case 2. Material: Metal panel and body housing case 3. Frequency range: UHF550-580MHz 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 4.3cmReceiver Specifications1. Oscillation mode: PLL synthesized Frequency 2. Width Frequency range: UHF550-580MHz (Corresponding transmitter frequency) 3. Frequency interval: 25MHz 4. Operate mode: Manual adjust 5. Receiving mode: Single tuning. 6. Comprehensive Frequency Response: 80Hz~15KHz+/-3dB 7. Output power (30 ohms): 2 x 35mW 8. Headphone load impedance: Greater than or equal to 16 ohms 9. Earphone output: 3.5mm jack 10. Power supply: 2 x AA batteries (not included) 11. Size: 8.5 x 6cmSpecification: Package Weight One Package Weight 2.74kgs / 6.04lb One Package Size 55cm * 33cm * 9cm / 21.65inch * 12.99inch * 3.54inch Qty per Carton 6 Carton Weight 17.10kgs / 37.70lb Carton Size 56cm * 34cm * 54cm / 22.05inch * 13.39inch * 21.26inch Loading Container 20GP: 259 cartons * 6 pcs = 1554 pcs40HQ: 602 cartons * 6 pcs = 3612 pcs

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1. Material: cationic2. Function: storage data cable, headphone cable, U disk, watch strap, mobile phone, power bank, etc.3. The elastic band design is convenient for fixing data cables, etc., and the small net pocket is used to place U disk, card reader and other objects4. Smooth and smooth zipper, easy to open and close5. The surface is ripstop and waterproof fabric, which is resistant to dirt6. Multifunctional partition design, classified placement7. Cationic waterproof fabric, surface water repellent treatment, wear-resistant and easy to clean8. Removable nylon adhesive tape, the inner area can be divided freely9. Product size: 28x21x9 cm10. Weight: 270 gramsSpecification: Package Weight One Package Weight 0.29kgs / 0.65lb One Package Size 30cm * 25cm * 5cm / 11.81inch * 9.84inch * 1.97inch Qty per Carton 102 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 102 pcs = 18054 pcs40HQ: 412 cartons * 102 pcs = 42024 pcs

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1. Equipped with Voltage Regulator to ensure stability 2. Compact size design for portability, with the free hook, you may just hang it on your bagpack when outdoors 3. Solar Panel Peak Power: 21W 4. Output: DC:18V 1A, USB: 5V 2.1A 5. Compact Size: 300x 160 x 20mm 6. Opened Size: 640 x 300 x 10mmSpecification: Package Weight One Package Weight 0.88kgs / 1.94lb One Package Size 33cm * 18cm * 3cm / 12.99inch * 7.09inch * 1.18inch Qty per Carton 20 Carton Weight 16.60kgs / 36.60lb Carton Size 38cm * 35cm * 32cm / 14.96inch * 13.78inch * 12.6inch Loading Container 20GP: 626 cartons * 20 pcs = 12520 pcs40HQ: 1454 cartons * 20 pcs = 29080 pcs

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1. The RP2350A microcontroller chip designed with Raspberry Pi2. Unique dual-core, dual-architecture, equipped with dual-core ARM Cortex-M33 processor and dual-core Hazard3 RISC-V processor, with clock operating frequencies both reaching up to 150 MHz, supporting users to switch flexibly between the two architectures3. Built-in 520KB SRAM, on-board 16MB on-chip Flash4. Adopting Type-C interface, no need to worry about the front or back insertion5. Onboard 1.54-inch LCD screen, 240 x 240 resolution, 65K color6. USB1.1 host and slave device support7. Supports low-power sleep and hibernation mode8. Can be recognized as a large-capacity storage device for drag-and-drop program download via USB9. Exposed 4 multi-functional GPIO pins10. 1 I2C, 1 UART, 2 12-bit ADC, and 2 controllable PWM channels13. Precise on-chip clock and timer14. Built-in temperature sensor, capable of real-time monitoring of chip temperature15. 12 programmable I/O (PIO) state machines, used for custom peripheral supportLCD screen parameters1. Display panel: IPS2. Display resolution: 240 x 240 pixels3. Communication interface: 4-Wire SPI4. Touch type: capacitive sensing6. Display size: 1.54 inches7. Display colors: 65K8. Driving IC: ST77899. Touch IC: CST81610. Effective screen size: about 2.772 x 2.772 cmSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 7cm * 7cm * 5cm / 2.76inch * 2.76inch * 1.97inch Qty per Carton 180 Carton Weight 11.00kgs / 24.25lb Carton Size 47cm * 37cm * 30cm / 18.5inch * 14.57inch * 11.81inch Loading Container 20GP: 511 cartons * 180 pcs = 91980 pcs40HQ: 1186 cartons * 180 pcs = 213480 pcs

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1. Measurement range:- 90% reflectance: S2L: 0.05–18 m; S2/S2E: 0.05–30 m; S2P: 0.05–50 m- 10% reflectivity: S2L: 0.05–8 m; S2/S2E: 0.05–10 m; S2P: 0.05–15 m2. Measurement dead zone: 0.05 m3. Sampling rate: 32,000 times/second4. Scan frequency: 10 Hz 5. Angular resolution: 0.12° 6. Distance measurement accuracy: ±30 mm 7. Distance measurement resolution: 13 mm 8. Communication interface: S2L/S2/S2P: UART serial port (1M); S2E: Ethernet UDP (10/100M) 9. Operating voltages: 5V, 12V 10. Power consumption: >2W 11. Protection rating: IP6512. Operating temperature: -10°C to 50°C 13. Application scenarios: for indoor and outdoor environments; reliable resistance to sunlight14. Size: about 77 x 38.85 mmFeatures:1. Supports multiple communication methods including serial and Ethernet ports, facilitating use in various environments2. Measurement range of 18m to 50m, meeting the needs of robotic applications in commercial settings such as hotels, restaurants, shopping malls, and office buildings3. Utilizes DTOF (Direct Time of Flight) ranging technology to ensure excellent LiDAR measurement accuracy at any distance, while effectively detecting low-reflectivity, specular, and even highly transparent objects4. Comprehensively improved internal optics and algorithm systems, with a sampling rate of up to 32,000 times per second, outputting high-quality point cloud data to capture more environmental details5. Effectively resists interference from indoor ambient light and strong outdoor light; achieves stable ranging and high-precision mapping even under strong outdoor light conditions of 80,000 lux6. The radar’s top scanning area is approximately 18 mm high, making it compact and easy to embed. This significantly reduces the height of the robot’s radar aperture without affecting the robot’s overall aesthetic design, delivering a sleek, high-tech appearance7. The interface is consistent with that of the RPLIDAR A1 radar, ensuring compatibility with existing RPLIDAR A1 LiDAR robot products8. IP65 protection rating, combined with a sealed, independent housing, provides comprehensive protection for the internal rotating mechanism, mitigates external interference, ensures a stable operating environment, and meets the requirements of industrial applications9. To ensure the product’s safety for humans and pets, a low-power infrared laser emitter is used as the light source, driven by a modulated pulse method. The laser emits only for an extremely brief duration, complying with FDA Class 1 eye safety standardsSpecification: Package Weight One Package Weight 0.06kgs / 0.14lb One Package Size 10cm * 10cm * 6cm / 3.94inch * 3.94inch * 2.36inch Qty per Carton 90 Carton Weight 6.40kgs / 14.11lb Carton Size 50cm * 38cm * 32cm / 19.69inch * 14.96inch * 12.6inch Loading Container 20GP: 438 cartons * 90 pcs = 39420 pcs40HQ: 1018 cartons * 90 pcs = 91620 pcs

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1. Rated voltage: 100V-240V2. Rated power: 6W3. The way of placing the disc: cassette type4. Speaker interface: 3.5mm audio cable interface5. Material: ABS6. Bluetooth, CD, U disk, USB loop playback.8. Support AB repeat, plug in earphones, power bank or power supply.9. Pull-wire switch design, easy and practical to operate.10. FM radio function, can store 1-9 radio stations with clear sound effect with one key.Specification: Package Weight One Package Weight 0.80kgs / 1.77lb One Package Size 20cm * 20cm * 6cm / 7.87inch * 7.87inch * 2.36inch Qty per Carton 32 Carton Weight 26.60kgs / 58.64lb 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. Suitable for eyepiece interface size: 23.2mm, 30.00mm2. Applicable microscope method: plug-in optical microscope eyepiece holder3. Photosensitive element: 1/4" 1.3 million pixel CMOS4. Still image resolution: 1280x1024, 640x480, 320x2405. Dynamic image resolution: 1280x1024Pixels/24fps6. Pixel size: 2.8x2.8um7. Spectral response: 400nm-1000nm8. Shutter Type: ERS (Electronic Rolling Shutter)9. Image format: JPG/BMP format10. White Balance: Auto/Manual11. Interface: USB2.012. SVBONY SV189 has 1.3 million pixel high-definition digital images, which can take photos, videos, share and explore every detail of the micro world13. New specimens can be photographed directly on the slide without having to spend time staring at it like a traditional microscope14. The camera is connected to the computer via the included USB 2.0 cable, suitable for MAC OS10.5 and above/Windows Vista/7/8/10 (32/64 bit) operating systems, which can easily take color photos and live video15. Equipped with software, it is convenient for users to edit and process specimen pictures, and provide advanced functions, including measurement, calibration, data export and other functions16. Net weight: 90 grams17. Product size: 16 cmPackage details:- Microscope electronic eyepiece x 1- 1.5m USB 2.0 cable x 1- User Manual x 1Specification: Package Weight One Package Weight 0.25kgs / 0.56lb One Package Size 14.5cm * 12.3cm * 7.8cm / 5.71inch * 4.84inch * 3.07inch 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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Capacitive Fingerprint Reader, onboard processor STM32F105, commercial fingerprinting algorithm, semiconductor sensorOverview1. The Capacitive Fingerprint Reader is a standard fingerprinting module designed for secondary development, allows fast and stable fingerprint verification.2. Based on a high-speed digital processor STM32F105R8, combined with high-security commercial fingerprinting algorithm, and advanced semiconductor sensor, the Capacitive Fingerprint Reader becomes a simple but smart integration module, provides functionalities like fingerprint enrolling, image processing, feature finding, template generating and storing, fingerprint matching and searching, etc.Features1. Easy to use by some simple commands, you dont have to know any fingerprint technology, or the module inter structure/calculation2. Commercial fingerprinting algorithm, stable performance, fast verification3. Sensitive detection, just touch the collecting window lightly, without pressing4. Allows to freely input/output fingerprint images, fingerprint feature file and other fingerprinting actions5. Dual communication, UART or USB6. Processor will enter sleep and wake up when detecting, achieves low power consumption7. Comes with rich related resources (software on PC, development SDK, tools, and examples for Raspberry/Arduino/STM32)Package Contents1. Capacitive Fingerprint Reader x12. PH2.0 wire 20cm 6Pin x1Specification: Package Weight One Package Weight 0.03kgs / 0.06lb 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. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards2. 1-Ch CAN, adopts MCP2515 controller and CAN transceiver, converts SPI to CAN3. 2-Ch RS485, adopts SC16IS752+SP3485 dual-chip combination, converts SPI to RS4854. Onboard power conversion circuit, supports 8~28V wide voltage power supply, can power the Raspberry Pi at the same time5. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal6. Onboard unibody digital isolation, for isolating the signal, reliable and jamproof, low power consumption7. Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic8. Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance9. Onboard 120Ω terminal resistor, configured by jumper10. Onboard terminals and pin headers, more convenient connection11. Breakout SPI control pins, for connecting with host control boardsSpecification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 8cm * 6cm * 3cm / 3.15inch * 2.36inch * 1.18inch Qty per Carton 200 Carton Weight 41.00kgs / 90.39lb Carton Size 34cm * 32cm * 32cm / 13.39inch * 12.6inch * 12.6inch Loading Container 20GP: 765 cartons * 200 pcs = 153000 pcs40HQ: 1778 cartons * 200 pcs = 355600 pcs

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1. Copy desk features: ultra-thin and light, high light uniformity, led green energy saving light source without stroboscopic phenomenon belongs to the source of healthy eye care. 2. Scope of use of copy desk: it is the most widely used tool in animation and cartoon. It is a necessary tool.Other majors: interior, architecture, fashion design and drawing, etc. 3. Energy-saving design: the power consumption is only one-tenth of the aluminum alloy copy table. 4. Power: 8W, output voltage: USB 5V, input: AC100-240V.Specification: Package Weight One Package Weight 1.90kgs / 4.18lb One Package Size 56.5cm * 40cm * 4.7cm / 22.24inch * 15.75inch * 1.85inch Qty per Carton 10 Carton Weight 17.10kgs / 37.70lb Carton Size 57cm * 50cm * 41cm / 22.44inch * 19.69inch * 16.14inch Loading Container 20GP: 228 cartons * 10 pcs = 2280 pcs40HQ: 529 cartons * 10 pcs = 5290 pcs

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Features1. Intelligent leveling-free technology. The CR-6 SE featuring an true leveling-free technology, this is a 3D Printer that lets you always rely on highly accurate results. 2. Photoelectric filament sensor: That basically mean that your CR-6 SE will keep your printing performance running smartly and smoothly. If the machine suddenly runs out of filament or if it simply breaks, the printers photoelectric filament sensor will instantly pick up that disruption and will stop the machine. As soon as the new filament feeds in, the CR-6 SE will resume its operation without making you lose your work. 3. Resume pringing functions. Did the power suddenly or accidentally go off? No worries, the CR-6 SE 3D Printer will resume printing if the power supply is interrupted. That is right, you can forget about starting over because print failure is no longer an issue. 4. Modular nozzle. The CR-6 SE is designed with a modular nozzle that means you can customize it. From the heat block to the nozzle tip, among other parts, this is a Modular 3D Printer that is easy to keep. 5. A dependable extruder. With its compact and reliable extruder, you know that a smoother extrusion and an easier filament feed will ultimately generate faster, quieter, and smoother prints. 6. Cut the noise. It is added a silent chipset to the CR-6 SE. Its trinamic driver helps to ensure that voltage control, fast movement, and printing in silence are a given. 7. Tempered glass plate. The CR-6 SE 3D printer comes with a carborundum glass hotbed platform that is flatter than aluminum and which offers a thermal performance that ensures quick heating up, strong adhesion, and prints that are easy to remove. 8. Strong stable and stylish. The CR-6 SE 3D printer work station has a beautiful design that compliments any desktop you use it on. Meanwhile, self-designed profiles and stepper motor cover prevent filament scraps and dust. The CR-6 SE also comes with a well-arranged ribbon cable that ensures safety issues are never a concern. 9. Reduced vibration for refined results. This printer is designed with a wider foundation and equipped with dual Z-axises matched with an adjustable timing belt that translates into reduced unwanted motion and improved refined results. So the stability of the machine and its performance is simply impressive. 10. No dust, neat and notable. CR-6 SE revamps in quite a distinguished look. From the bottom to the top, the flat aluminum profiles make the machine stylish and prevent dust. 11. Intuitive user experience. The CR-6 SE 3D printer features a 4.3 inch HD color LCD touch screen that allows you to easily and intuitively operate the device. Available in English and Chinese, and with a simplified and smart interface, this touch screen ensures that this printers user experience always equates to smooth sailing. 12. All-around safety. Hassle-free printing with over current protection, over-load protection, and thermal runaway protection. 13. A 3D printer you can carry. In fact, it features a convenient removable handle that makes it easy to carry whenever you need to. 14. All you need is within reach. User experience improved by optimized details like sealed aluminum profiles, foldable filament holder, tools storage box, belt tensioner.Parameters1. Molding technology: FDM 2. Print resolution: about 0.1mm 3. Nozzle diameter: 0.4mm(standard) 4. Nozzle temperature: about 260 Degrees Celsius 5. File transfer: USB/SD card 6. File formats: STL/OBJ/AMF 7. Motherboard: silent motherboard 8. Nominal power: 350W 9. Nominal voltage: AC 100-240V, 50/60Hz 10. Output voltage: DC 24V 11. Print speed: 80-100mm/s 12. Supported material: PLA/TPU/PETG/ABS/Wood 13. Print size: 23.5x23.5x25cm 14. Machine size: 44.2x46.2x54cmSpecification: Package Weight One Package Weight 14.20kgs / 31.31lb One Package Size 53cm * 50cm * 28cm / 20.87inch * 19.69inch * 11.02inch Qty per Carton 1 Carton Weight 15.50kgs / 34.17lb Carton Size 55cm * 52cm * 30cm / 21.65inch * 20.47inch * 11.81inch Loading Container 20GP: 310 cartons * 1 pcs = 310 pcs40HQ: 721 cartons * 1 pcs = 721 pcs

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