Search results for "environmental electronics"

OverviewThe RPi Relay Board gives your Pi the ability to control high voltage/high current devices, easily makes normal home appliances become intelligent.RPi Relay Board Features1. Supports Raspberry Pi A+/B+/2B/3B/3B+2. High quality relays, loads up to 5A 250V AC or 5A 30V DC3. Photo coupling isolation, prevent interference from high voltage circuit4. Onboard LEDs for indicating relays status5. Relay control jumper, allows to control the relays by custom pins other than the default pins6. Comes with development resources, including examples in wiringPi, WebioPi, shell, python, and bcm2835What is on the RPi Relay Board1. Raspberry Pi GPIO interface: for connecting Raspberry Pi2. Relay screw terminal: for connecting target devices3. Relays4. Photocoupler: PC8175. Relay indicator- LED on: relay NC is opened, NO is closed- LED off: relay NC is closed, NO is opened6. Power indicator7. Relay control jumper- Short the jumper: control the relays by default I/Os used in the example code- Open the jumper: control the relays by custom I/Os through jumper wiresPackage include- RPi Relay Board x 1- RPi screws pack (2pcs) x 1Specification: Package Weight One Package Weight 0.08kgs / 0.18lb One Package Size 8cm * 7cm * 2cm / 3.15inch * 2.76inch * 0.79inch Qty per Carton 700 Carton Weight 52.50kgs / 115.74lb Carton Size 56cm * 35cm * 40cm / 22.05inch * 13.78inch * 15.75inch Loading Container 20GP: 340 cartons * 700 pcs = 238000 pcs40HQ: 789 cartons * 700 pcs = 552300 pcs

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1. Shell material: ABS2. Product size: 68x48x18mm (excluding shell)3. Product net weight: 25g (excluding shell)4. Working frequency: 315MHz/433.92MHz5. Output mode: terminal block6. Control method: remote control with the same frequency7. Working mode: inching, self-locking, interlocking8. Working voltage: DC12-36V9. Standby current: 9.8mA10. No-load maximum operating current: 96mA11. Receive sensitivity: -105dBm12. Working temperature: -20-70 degrees CelsiusNotice: 1. The supply voltage cannot exceed the working voltage.2. In an environment with strong wireless interference, the receiving distance may be reduced.3. Keep out of reach of children.4. It is forbidden to use it in a humid environment, otherwise it may cause damage to the controller.Specification: Package Weight One Package Weight 0.14kgs / 0.30lb One Package Size 10cm * 6cm * 3cm / 3.94inch * 2.36inch * 1.18inch Qty per Carton 10 Carton Weight 1.53kgs / 3.37lb Carton Size 20cm * 10cm * 10cm / 7.87inch * 3.94inch * 3.94inch Loading Container 20GP: 13333 cartons * 10 pcs = 133330 pcs40HQ: 30952 cartons * 10 pcs = 309520 pcs

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1. Large Capacity & Long-lasting Battery Life: Built-in 5000mAh battery pack provides sustained power for VR devices, enabling long immersive gaming sessions and eliminating battery anxiety.2. Convenient Fast Charging Design: Fully charges in approximately 2 hours, supports pass-through charging while in use. Its compact, portable form factor does not interfere with VR wearing comfort, and it features multiple safety protections (charging protection, overcurrent protection, overvoltage protection, short-circuit protection).3. Immersive RGB Lighting Effects: Equipped with a 360 degrees circular RGB breathing light, which can be controlled via a dedicated button, adding a futuristic and atmospheric touch to enhance the visual experience of your VR setup. (This feature is limited to the A8.)4. User-friendly Interface & Accessories: Features a 90 degrees angled USB-C output to prevent cable bending and interference during wear. It also includes a USB-C input port, battery level indicators, and a combined power/lighting control button for intuitive operation.5. Lightweight & Wide Compatibility: The compact, portable design is specifically tailored for VR headsets, offering a lightweight build and secure fit that is compatible with most mainstream VR models, without adding extra burden to the wearer.Specification: Package Weight One Package Weight 0.18kgs / 0.41lb One Package Size 11cm * 5cm * 5cm / 4.33inch * 1.97inch * 1.97inch Qty per Carton 100 Carton Weight 18.00kgs / 39.68lb Carton Size 44cm * 25cm * 25cm / 17.32inch * 9.84inch * 9.84inch Loading Container 20GP: 969 cartons * 100 pcs = 96900 pcs40HQ: 2251 cartons * 100 pcs = 225100 pcs

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1. Monitoring voltage: 4-28V2. Monitoring current: 0-7A3. Monitoring power: 0-120W4. D+/D- voltage: 0-3.3V5. Dimensions: 42x13x82mm6. Compatible with all interfaces, with 5P high-current USB-A, 24P all 7. Pin TYPE-C input and output interfaces, charging detection8. 2.0-inch LCD high-definition display, the measurement data is clearly visible9. 0.00001 low resolution, real-time detection of subtle changes in voltage, power and power during charging10. Support automatic protocol detection, PD2.0, PD3.0, PPS, QC2.0, QC3.0, QC4, FCP, SCP, AFC, PE, DASH VOOC, SuperVOOC, etc.11. Simple display interface, independent function menu, humanized operation12. Four functional curve display, cable detection13. 10 groups of energy records, battery capacity can be calculated by formula14. Driver-free installation, efficient and convenient data synchronization, Bluetooth APP overvoltage and overcurrent alarmSpecification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 10cm * 6cm * 4cm / 3.94inch * 2.36inch * 1.57inch Qty per Carton 318 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 318 pcs = 56286 pcs40HQ: 412 cartons * 318 pcs = 131016 pcs

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Hardware specifications:1. Chipset: Amlogic S905X5M Quad Core ARM Cortex A552. GPU: ARM G310 V23. Memory: 2GB/4GB4. Internal storage: 16GB/32GB/64GB5. External storage: USB: USB2.0, Micro SD card: Supported6. Wi-Fi: Type: Support WiFi IEEE 802.11 a/ b / g / n, Frequency: Support 2.4G and 5G, Antenna Type: one external antennas7. Bluetooth: Support BT5.X8. Interface: Charge: DC connector DC IN(5V/2A) + Video output: HDMI 4Kx2K UHD Output, HDMI 2.1a + IR Reciver: 3.5mm Earphone jack, Remote Reciver Connect + Micro SD: External memory Support + USB: USB hostx2, USB2.0 normal type + Ethernet: 1000M Ethernet Main features:1. Language: Multi-Language2. Video/Picture Decoding: AV1 MP-10 L5.1 up to 4Kx2K 60fps, VP9 Profile-2 up to 4Kx2K 60fps, H.265 HEVC MP-10 L5.1 up to 4Kx2K 60fps, MPEG-4 ASP L5 up to 1080P 60fps (ISO-14496), WMV/VC-1 SP/MP/AP up to 1080P 60fps, AVS-P16(AVS+) /AVS-P2 JiZhun Profile up to 1080P 60fps, MPEG-2 MP/HL up to 1080P 60fps (ISO-13818), MPEG-1 MP/HL up to 1080P 60fps (ISO-11172), Multiple language and multiple format sub-title video support, MJPEG and JPEG unlimited pixel resolution decoding (ISO/IEC-10918), Supports JPEG thumbnail, scaling, rotation and transition effects3. Image Engine: Supports HDR10, HDR10+ processing, Inline AI-SR, Block noise, mosquito noise, spatial noise, contour noise reduction4. Audio: Supports MP3, AAC, WMA, FLAC, Ogg. 5. Image: HD JPEG, BMP, GIF, PNG, TIFPacking list:1. TV box x 12. HD cable x 13. User manual x 14. Packing box x 15. Power adapter x 16. Remote control x 1Specification: Package Weight One Package Weight 0.39kgs / 0.87lb One Package Size 21cm * 14cm * 5cm / 8.27inch * 5.51inch * 1.97inch Qty per Carton 20 Carton Weight 8.76kgs / 19.31lb Carton Size 42cm * 27cm * 31cm / 16.54inch * 10.63inch * 12.2inch Loading Container 20GP: 758 cartons * 20 pcs = 15160 pcs40HQ: 1760 cartons * 20 pcs = 35200 pcs

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1. This product is an industrial standard isolated RS485 to PWM pulse output module. Four channels of frequency and duty cycle are independently adjustable. It adopts Modbus RTU protocol and includes built-in protection circuits such as power isolation, magnetic coupling isolation, self-recovery fuse, and TVS.2. The output uses high-speed optocoupler isolation, and the output high-level voltage can be selected via internal jumpers.3. Four channels of PWM pulse output with frequency and duty cycle independently adjustable.4. Supports setting device address (1 to 255) to cascade multiple devices via the RS485 bus.5. On-board voltage regulator chip supports wide voltage supply from 7V to 36V.6. On-board integrated power isolation provides stable isolation voltage; the isolated end requires no additional power supply.7. On-board integrated magnetic coupling isolation enables signal isolation, with high reliability and strong anti-interference capability.8. On-board self-recovery fuse and TVS (Transient Voltage Suppressor) effectively suppress surge voltage and transient spike voltage in the circuit, protecting against overcurrent, overvoltage, lightning, and static electricity.9. Built-in watchdog ensures stable output without crashing.10. Rail-mounted enclosure design, compact size, easy installation.11. External 3 LED indicators for convenient viewing of power status and signal transmission/reception status. Parameters:1. Communication Interface: RS485 2. Communication Baud Rate: 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000 3. Default Communication Format: 9600, N, 8, 1 4. Modbus Protocol: Standard Modbus RTU Protocol 5. Supply Voltage: DC 7V to 36V 6. Output Voltage: Default 3.3V, can be set to 5V via internal jumper 7. Output Current: Signal type, less than 30mA 8. Pulse Frequency: 1Hz to 200KHz 9. Frequency Resolution: 0.01Hz 10. Frequency Accuracy: 0.5 percent (equivalent to 5 per mille)11. Duty Cycle: 0 to 100 percent 12. Duty Cycle Resolution: 0.01 percent 13. Duty Cycle Accuracy: 0.5 percent (1Hz to 50KHz), 1 percent (50KHz to 200KHz)Specification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 12cm * 1cm * 6cm / 4.72inch * 0.39inch * 2.36inch Qty per Carton 72 Carton Weight 8.30kgs / 18.30lb Carton Size 38cm * 32cm * 50cm / 14.96inch * 12.6inch * 19.69inch Loading Container 20GP: 438 cartons * 72 pcs = 31536 pcs40HQ: 1018 cartons * 72 pcs = 73296 pcs

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1. Stereo audio, wide frequency response, high efficiency, low distortion and low noise, good sound effect2. There is a volume adjuster, easy to adjust the sound3. With power reverse connection protection, short circuit protection and overheat protection4. Wide supply voltage and two input modes, higher efficiency5. Material: PCB circuit board6. Power supply voltage: DC 5-24V7. Bluetooth version: 5.08. Transmission distance: about 15 meters (visible and unobstructed)9. Number of channels: two channels (stereo)10. Output power: 20Wx2 12V 4 ohms, 30Wx2 16V 4 ohms, 30Wx2 21V 8 ohms, 40Wx2 24V 8 ohms11. Adapter speaker (40-200W): 4 ohms (5-16V power supply), 8 ohms (5-24V power supply)12. Module protection mechanism: power reverse connection/short circuit/self-recovery overheating protection13. Size: about 5.08x3.8x1.815cmPrecautions:1. Keep a safe distance from the router to avoid wifi interference2. It is recommended to use 5-24V DC power supply voltage, higher than 26V chip will burn3. The power supply should be within 16V when connected to a 4-ohm speaker, and within 24V when connected to an 8-ohm speaker4. The power supply current is recommended to be more than 2A5. The speaker cable should not be too long, it is recommended to be within 1m6. Pay attention to electrostatic protection. Before touching the power amplifier board, you need to release the static electricity on your hands to avoid the breakdown of the chip by static electricity. The Bluetooth chip is more sensitive to static electricity.7. It is recommended that the rated power of the speaker is 40W and above to avoid the speaker being overheated and burnedSpecification: Package Weight One Package Weight 0.05kgs / 0.10lb One Package Size 8cm * 6cm * 2.5cm / 3.15inch * 2.36inch * 0.98inch Qty per Carton 500 Carton Weight 27.00kgs / 59.52lb Carton Size 50cm * 50cm * 54cm / 19.69inch * 19.69inch * 21.26inch Loading Container 20GP: 197 cartons * 500 pcs = 98500 pcs40HQ: 458 cartons * 500 pcs = 229000 pcs

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1. Matched with aviation aluminum material with high cooling performance, the cooling performance is strong.2. With a carabiner, you can enjoy the cool breeze when climbing.3. Small and exquisite, easy to carry.4. Three gears of wind speed can be adjusted to meet different needs.5. Input current: MAX 1000mA6. Charging voltage: DC 5V7. Input power: 5W8. Battery capacity: 2000mAh9. Material: ABS+ aluminum alloy + electronic componentsSpecification: Package Weight One Package Weight 0.18kgs / 0.40lb One Package Size 16.3cm * 6.8cm * 5.3cm / 6.42inch * 2.68inch * 2.09inch Qty per Carton 96 Carton Weight 19.50kgs / 42.99lb Carton Size 45cm * 43cm * 34cm / 17.72inch * 16.93inch * 13.39inch Loading Container 20GP: 405 cartons * 96 pcs = 38880 pcs40HQ: 940 cartons * 96 pcs = 90240 pcs

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1. Dedicated interface for sound card: interfaces for microphones, musical instruments, mobile phones, etc. adapted to small and medium-sized diaphragms2. Smart compatible mobile phone/computer live broadcast3. DSP chip professional sound pickup and noise reduction4. Intelligent dodge + elimination of original sound, born for live K song5. Cool breathing light, with Bluetooth function, wireless connection is more efficient6. 6 large adjustment knobs, finely adjust the sound input and output7. Preset 8 interesting modes: electronic tone/dodge/changeable/monitor/chat/call microphone/sing/snap original sound8. 16 kinds of live broadcast special effects, easy and funny live broadcast roomSpecification: Package Weight One Package Weight 2.00kgs / 4.42lb One Package Size 42cm * 24cm * 8cm / 16.54inch * 9.45inch * 3.15inch Qty per Carton 14 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 14 pcs = 2478 pcs40HQ: 412 cartons * 14 pcs = 5768 pcs

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1. Waterproof speakers, powerful and shocking sound2. Built-in antenna, 360-degree signal reception3. AM/FM, listen to a variety of radio programs4. With handle design, easy to carry5. Channel selection: manual6. Signal to noise ratio: 50dB7. Rated voltage: 4.5V8. Rated power: 3W9. Tuning method: pointer tuning10. Impedance: 32 ohms11. Channel: two-channel12. Material: ABS13. Power supply mode: 3 AAA batteries (not included)14. Size: about 13.5 x 5.4 x 8.8cm15. Weight: about 131gSpecification: Package Weight One Package Weight 0.18kgs / 0.40lb One Package Size 14.5cm * 6.5cm * 9.5cm / 5.71inch * 2.56inch * 3.74inch Qty per Carton 162 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 162 pcs = 28674 pcs40HQ: 412 cartons * 162 pcs = 66744 pcs

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1. Load-reducing structure design, comfortable and lightweight. 2. Halter/desktop/handheld three-in-one, easy to carry. 3. Adjust the air supply 180 degrees to meet different needs. 4. Built-in 3000mAh high-capacity battery, 8 hours of long-lasting battery life. 5. It can be used to charge mobile phones and is convenient to go out. 6. Three levels of wind power can be adjusted, soft/powerful switching at will. 7. It can be used as a mobile phone holder. 8. Parameters: Battery capacity: 3000mAh Battery voltage: 3.7V Gear position: 3 gears Use time: 4-12 hours Charging time: about 4 hoursSpecification: Package Weight One Package Weight 0.21kgs / 0.45lb One Package Size 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch Qty per Carton 80 Carton Weight 20.30kgs / 44.75lb Carton Size 52cm * 36cm * 32cm / 20.47inch * 14.17inch * 12.6inch Loading Container 20GP: 445 cartons * 80 pcs = 35600 pcs40HQ: 1033 cartons * 80 pcs = 82640 pcs

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1. VCC: 3.3V - 5V power input2. GND: ground wire3. SCL: I2C clock pin4. SDA: I2C data pin5. Communication interface: I2C6. LCD controller: AiP310687. Working voltage: 3.3-5V8. Working temperature: minus 20-70 degrees Celsius9. Display panel: Character LCD10. Display size: 64.5 x 16.0mm11. Characters: 16 x 212. Product size: 87.0 x 32.0 x 13.0mm13. Built-in character LCD panel LCD160214. I2C control interface, only need two signal pins, saving IO resources15. Compatible with 3.3V/5V working voltage16. Comes with online development resources and manuals (Raspberry Pi/Jetson Nano/ESP32/Arduino examples)Specification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 10cm * 4cm * 3cm / 3.94inch * 1.57inch * 1.18inch Qty per Carton 500 Carton Weight 17.00kgs / 37.48lb Carton Size 30cm * 50cm * 56.7cm / 11.81inch * 19.69inch * 22.32inch Loading Container 20GP: 313 cartons * 500 pcs = 156500 pcs40HQ: 727 cartons * 500 pcs = 363500 pcs

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