Search results for "air quality electronics"

Product parameters:1. Material: ABS, electronic components2. Applicable objects: for interviews, conferences, and recording3. Frequency range: 610.50-669 50MHz4. Frequency stability: +/-10ppm5. RF power: 10dBm6. Audio frequency response: 40-18000Hz7. Distortion: less than 0.5%8. Signal to noise ratio: 90dB9. Pointing characteristics: omni-directional/no-pointing10. Built-in battery (transmitter/receiver): 3.7V 400mAh lithium polymer battery11. Battery life: 3 hours12. Input voltage: 5V 1A13. Small size, easy to carry14. Widely applicable to various recording equipmentPacking list:1.GAW-810:-Receiver x 1-Transmitter x 1-Windshield x 1-Connecting cord x 3-Storage box x 12.GAW-811-Receiver x 1-Transmitter x 2-Windshield x 1-Connecting cord x 3-Storage box x 1Specification: Package Weight One Package Weight 0.40kgs / 0.89lb One Package Size 21cm * 13cm * 5cm / 8.27inch * 5.12inch * 1.97inch Qty per Carton 74 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 74 pcs = 13098 pcs40HQ: 412 cartons * 74 pcs = 30488 pcs

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1. The ESP32-S3-RGB-Matrix is a high-performance, highly integrated LED matrix panel driver board. It is suitable for HUB75 interface RGB matrix panels and related embedded applications. Based on the ESP32-S3 microcontroller, it integrates large-capacity Flash storage, RTC chip, IMU, TF card slot, low-power audio codec chip, dual microphones, and so on. It also provides reserved interfaces such as USB, UART, I2C, and GPIO, offering strong scalability and enabling users to quickly develop and integrate it into practical applications.3. Supports 2.4 GHz Wi-Fi and Bluetooth 5 (BLE) dual-mode communication4. Includes 512KB SRAM and 384KB ROM; integrates 32MB Flash and 16MB PSRAM to meet storage requirements across various scenarios5. Compatible with the full range of Waveshare Matrix-RGB panel sizes; capable of smoothly running graphical interface programs like LVGL6. Onboard ES7210 echo cancellation chip for enhanced voice processing performance7. Onboard ES8311 low-power audio codec chip, supporting high-quality audio input and output8. Equipped with a dual-microphone array supporting noise reduction and echo cancellation algorithms; suitable for applications such as voice recognition and wake-up9. Onboard speaker interface for audio output; allows for direct connection to a speaker10. Integrates the QMI8658 6-axis IMU (3-axis accelerometer + 3-axis gyroscope) for attitude detection11. Integrates the SHTC3 temperature and humidity sensor for precise environmental monitoring12. Onboard Micro SD card slot for storing images, audio, and various data files, facilitating easy data read/write operations13. Onboard PCF85063 RTC chip and reserved SH1.0 battery interface; supports timekeeping during power outages14. Reserved GPIO expansion interface for peripheral expansion and custom functionality, catering to diverse development needs15. Dual power supply interface design; supports stable operation of up to six 64×64 Matrix-RGB panels and allows for cascading expansion to meet large-format display requirements16. Onboard USB Type-C interface for power supply, programming, and debugging17. Onboard RST and BOOT buttons; the BOOT button supports custom functions, enhancing development flexibilitySpecifications:1. Power supply voltage: 5V2. Maximum current capacity: 10A3. Supported resolutions: 64 × 64 | 64 × 32 | 80 × 40 | 96 × 484. Interface type: HUB755. Maximum resolution (cascaded): 6 × 64 × 646. Operating temperature range: -40 ~ +85 degrees Celsius7. Product dimensions: 50 × 42 mmSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 8cm * 8cm * 5cm / 3.15inch * 3.15inch * 1.97inch Qty per Carton 120 Carton Weight 13.10kgs / 28.88lb Carton Size 34cm * 42cm * 32cm / 13.39inch * 16.54inch * 12.6inch Loading Container 20GP: 583 cartons * 120 pcs = 69960 pcs40HQ: 1354 cartons * 120 pcs = 162480 pcs

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1. Audio channel: 2.1 channel2. Bluetooth version: 5.03. Audio input: Bluetooth+AUX+U disk+USB sound card4. Audio output: Left and right channel + subwoofer + 3.5mm interface stereo output5. Volume adjustment: Encoder knob adjustment, smooth feel6. Frequency range: 20Hz-30KHz7. Signal to noise ratio: 92dB8. Output power: 50W x 2 (left and right channels) + 100W (subwoofer)9. Left and right channel speakers: 10-100W /4-8 ohm10. Subwoofer: 20-200W /4-8 ohm11. Protection mechanism: Static electricity, overcurrent, overheating and short circuit protection12. Adapter power supply: Above DC 5-26V/10A13. Function: Support Sinilink APP control14. Size: About 9.5 x 8.8 x 2.5cm15. Weight: About 156gPacking list:1. Upper cover x 12. Bare board x 13. Lower cover x 14. Knob cap x 65. M2x4+3 copper pillar x 46. M2x3 screw x 87. M2x18 copper pillar x 48. Heat sink x 19. Thermally conductive silicone paste x 1Specification: Package Weight One Package Weight 0.20kgs / 0.44lb One Package Size 15cm * 12cm * 3cm / 5.91inch * 4.72inch * 1.18inch Qty per Carton 100 Carton Weight 17.00kgs / 37.48lb Carton Size 30cm * 50cm * 56.7cm / 11.81inch * 19.69inch * 22.32inch Loading Container 20GP: 313 cartons * 100 pcs = 31300 pcs40HQ: 727 cartons * 100 pcs = 72700 pcs

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1. Quick heat dissipation, durable 2. Transmits HDMI video and audio signals up to 120m over a single high quality CAT5e/CAT6 cable 3. Support video resolution up to 1920*1080@60Hz, 3D signal 4. Support copy EDID, can match many kinds of display device 5. Support IR signal transmission 6. Support HDMI 1.3, HDCP 1.2 7. High compatibility, can auto-match source and display device 8. Built-in automatic adjustment system, make the image smooth, clear and stable 9. Built-in ESD protection system 10. Simple to install, plug and play 11. IR interface: 3.5mm earphone seat 12. IR signal type: Digital 13. IR frequency: 20k-56kHz 14. 1080P audio and video lossless synchronization on the same screen, with audio port pass-through audio functionSpecification: Package Weight One Package Weight 0.77kgs / 1.70lb One Package Size 20cm * 12cm * 6cm / 7.87inch * 4.72inch * 2.36inch Qty per Carton 30 Carton Weight 24.00kgs / 52.91lb Carton Size 42cm * 38cm * 34cm / 16.54inch * 14.96inch * 13.39inch Loading Container 20GP: 491 cartons * 30 pcs = 14730 pcs40HQ: 1140 cartons * 30 pcs = 34200 pcs

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1.Air pressure music massager makes you feel more comfortable. 2.The massage contacts is made of premium rubber and shape of nail, which is soft, so you can feel more comfortable when you using. 3.The shell is made of ABS, which is wear-resisting and not easy to be dirty. 4.Two ways for charging: -Power outlet -Four sections AA battery (It does not include when shipping.) 5.Method of application: -Wear feel free According to your head size, you can adjust the distance between the top and both sides to a suitable state and then put the massager on your head. At the same time, you should adjust the degree of light shade of the top and then adjust the top distance suitably. Using the rotary button of the side to adjust: (1) The biggest inside diameter: 68cm The smallest: 54cm (2) The biggest outside diameter: 77cm The smallest: 69cm Suitable head size: 54-68cmSpecification: Package Weight One Package Weight 1.76kgs / 3.89lb One Package Size 28cm * 25cm * 30cm / 11.02inch * 9.84inch * 11.81inch Qty per Carton 10 Carton Weight 17.44kgs / 38.45lb Carton Size 82cm * 44cm * 62cm / 32.28inch * 17.32inch * 24.41inch Loading Container 20GP: 119 cartons * 10 pcs = 1190 pcs40HQ: 276 cartons * 10 pcs = 2760 pcs

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1. Projection technology: LCD2. Resolution: 320x2403. Brightness: 80 lumens4. Power: 20W5. Supported resolution: 1920x10806. Ratio: 500:17. Working voltage: 5V/2A8. Picture size: 15-100 inches9. Delivery distance: 0.5-3m10. Aspect ratio: 4:311. Input interface: USB/12Vin/5Vin/infrared/headphone12. Output interface: 3.5mm headphone13. Accessories: user manual, remote control, adapter14. Function: Support Miracast/Airplay/DLNA, etc.15. Support wired & wireless same screen function16. Support Android & Apple system17. Uses: home theater, entertainment, early education, video conferencing, online teaching18. Small size, easy to carry19. Mobile phone screen: support mobile phone data line to screen20. With this mini projector, children can stay away from mobile phones and other electronic products, ideal for playing games, watching videos, listening to music, learningSpecification: Package Weight One Package Weight 0.50kgs / 1.11lb One Package Size 21cm * 15cm * 7cm / 8.27inch * 5.91inch * 2.76inch Qty per Carton 30 Carton Weight 16.00kgs / 35.27lb Carton Size 44cm * 47cm * 37cm / 17.32inch * 18.5inch * 14.57inch Loading Container 20GP: 348 cartons * 30 pcs = 10440 pcs40HQ: 809 cartons * 30 pcs = 24270 pcs

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1. Measuring range: PH: 0.00-16.00ph; TDS: 0-19990ppm; EC: 0-19990μs/cm2. Resolution: 0.01 ph; 1ppm; 1μs/cm; 0.1 degree C; 0.1 degree F3. Accuracy: PH: +/-0.01 ph; TDS/EC: +/-2%; temperature: 0.5 degree C4. Battery: 3x1.5V LR44 button battery (not included in delivery)5. Temperature: 0.1-60.0 degrees Celsius; 32.0-140.0 degrees Fahrenheit6. Calibration:PH: Three-point automatic calibration (6.86&4.00&9.18ph); TDS: 1413μs/cm; EC: 1413μs/cm7. Automatic shutdown: 5 minutes8. Battery: 3x1.5LR44 button battery (not included in delivery)9. Dimensions: 18.5x3.7x2.4 cm10. Weight: 90 gramsSpecification: Package Weight One Package Weight 0.30kgs / 0.67lb One Package Size 21cm * 6cm * 5cm / 8.27inch * 2.36inch * 1.97inch Qty per Carton 50 Carton Weight 16.00kgs / 35.27lb Carton Size 44cm * 32cm * 27cm / 17.32inch * 12.6inch * 10.63inch Loading Container 20GP: 701 cartons * 50 pcs = 35050 pcs40HQ: 1628 cartons * 50 pcs = 81400 pcs

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Features:1. Industrial -grade main control chip, 16 -level AD sampling accuracy, temperature, charging current, and discharge current accurately display, the power generation is clear at a glance.2. Automatic focus on MPP tracking charging, high charging efficiency, continuously tested by the charging process, two -way focus tracking.3. Large -screen LCD display, charging and discharge parameters can be adjusted, ultra -wide charging discharge can be adjusted. As long as you understand the battery characteristics setting its corresponding charging parameters, you can charge a battery at any. There are no adjustments in the market).4. Complete 3 -stage charging management, effectively protect the battery, and the battery is more durable.5. Built -in overheating, overcurrent, short circuit, opening protection, anti -connection protection, when the failure is eliminated, the controller automatically responds, and the device does not damage the device.6. Put the two -way MOSS tube into the irrigation circuit, high -power charging mode, ultra -low heat.Product parameters:1. Material: ABS+ROHS, electronic components2. Rated voltage: 12V/24V3. Rated current: 30A-100A4. Power consumption: 360w-1200W5. Charging current: 30A, 40A, 50A, 60A, 100A (optional)6.usb output: 5V 2A7. Safety protection: short -circuit protection, opening protection, overcurrent protection, overcharge, over -protection, anti -connection protection8. Product size: 17 x 9.5 x 4.5 cm9. Weight: 300 gramsSpecification: Package Weight One Package Weight 0.30kgs / 0.65lb One Package Size 18cm * 10cm * 5cm / 7.09inch * 3.94inch * 1.97inch Qty per Carton 50 Carton Weight 16.50kgs / 36.38lb Carton Size 30cm * 50cm * 55cm / 11.81inch * 19.69inch * 21.65inch Loading Container 20GP: 323 cartons * 50 pcs = 16150 pcs40HQ: 750 cartons * 50 pcs = 37500 pcs

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1. Material: ABS+touch paint2. Charging time: 4-5 hours3. Speed input: 2A4. USB output: 2A5. Battery capacity: 8400mAh6. Starting current: 500A7. Peak current: 1000A8. Cylinder bore size: 19 mm9. Power: 60W10. Inflation time: 6-8 minutes (195tyre)11. Detachable inflatable tube, does not take up storage space,12. Metal cylinder body, strong power, high temperature resistance to increase service life13. 4 layers of protective braided nylon tube, anti-freezing without breaking and high temperature resistance14. Increase the heat dissipation port to effectively reduce the long-term inflation and temperature rise15. LED tire pressure digital display, battery power display16. Comes with USB interface, easy to adapt to more car electronic devices17. Compatible with charging most 5V digital devices on the market18. LED emergency lighting, a total of 4 lighting modes19. With anti-reverse connection prompt, with smart 5 anti-battery clips to avoid wrong connection20. No car model, 12V battery can start21. With 3 kinds of air nozzles, it is convenient to inflate22. Preset tire pressure, 4 commonly used parameters can be set internally, and it can be started with one button23. Dimensions: 193x85x62mmSpecification: General Certificate EMC, LVD Package Weight One Package Weight 1.15kgs / 2.54lb One Package Size 23.2cm * 20cm * 8.5cm / 9.13inch * 7.87inch * 3.35inch Qty per Carton 20 Carton Weight 23.60kgs / 52.03lb Carton Size 49cm * 45cm * 44cm / 19.29inch * 17.72inch * 17.32inch Loading Container 20GP: 274 cartons * 20 pcs = 5480 pcs40HQ: 638 cartons * 20 pcs = 12760 pcs

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1) Save electric power resources 2) Protect the environment 3) Surge protection 4) Improve the power factor 5) Stabilize electrical current 6) Protect the appliances and prolong their life 7) Easy to use, maintenance free 8) Fully compliant with safety standards 9) Model: SD-001 10) Rated Voltage: 90V-250V 11) Rated Frequency: 50Hz-60Hz 12) Useful Load: 18000W 13) Chip control system, adjust the output voltage to a reasonable electrical equipment. 14) Compensation coil winding work to bring the magnetic field generated reactive power, improve power factor of electrical equipment. 15) Saving around 20-35%Specification: Package Weight One Package Weight 0.16kgs / 0.35lb One Package Size 13.5cm * 8.5cm * 8.5cm / 5.31inch * 3.35inch * 3.35inch Qty per Carton 20 Carton Weight 3.88kgs / 8.55lb Carton Size 47cm * 31cm * 19cm / 18.5inch * 12.2inch * 7.48inch Loading Container 20GP: 963 cartons * 20 pcs = 19260 pcs40HQ: 2236 cartons * 20 pcs = 44720 pcs

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Features:1. Intelligent cleaning, clean and convenient, high efficiency2. It can clean the dust and garbage in the crevices of the edges3. When encountering obstacles, the sweeper will turn around and drive in another direction4. Using high-quality chips and configuration algorithms, the performance is more stable and powerful5. The product is 6.5 cm high and has a thin and light body, which can easily enter the bottom of the furniture to clean up the dead corners.6. Imitate the way of hand-wiping to clean, fast and cleanProduct parameters:1. Material: ABS plastic + electronic components2. Function: dry and wet mopping3. Applicable area: 90-120 square meters4. Motor type: DC micro motor5. Suction power: below 1000pa6. Cleaning route: random7. Mode of operation: mechanical8. Switch type: touch9. Power mode: USB charging10. Battery capacity: 1200mAh lithium battery11. Battery life: about 60 minutes12. Timing function: no timing13. Rated voltage: 3.7V14. Rated power: 5W15. Rated frequency: 50HZ16. Dimensions: 25 x 25 x 6.5 cmSpecification: Package Weight One Package Weight 0.83kgs / 1.84lb One Package Size 25.5cm * 25.5cm * 6.8cm / 10.04inch * 10.04inch * 2.68inch Qty per Carton 36 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 36 pcs = 6372 pcs40HQ: 412 cartons * 36 pcs = 14832 pcs

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Description:1. Type: digital voltage measuring instrument2. Voltage: 4-30V3. Current: 0-5.1A4. Power: 0-155W5. Internal temperature: 0-80 degrees6. Timing: 0-99 hours7. Grouping: Groups 0-98. Ambient temperature: 50 (degree C)9. Size: 5.3x2.6 cmFeatures:1. Real-time monitoring, safe and reliable, timekeeping, sleeping at night is no longer overheated, voltage monitoring does not damage the battery, both front and back can be inserted2. Quickly double-click the button to rotate the display for easy viewing.3. Safety plugs can be used as long as they are USB-C/Type-C interfaces, such as notebooks, various mobile phone charging plugs, desktop computers, etc.4. Rejects oxidation and rust, suitable for a variety of environments, aluminum alloy joints, precision built. Effectively avoid oxidation and rust5. Strong interface, sensitive contact, aluminum alloy material, built-in aluminum alloy plate, anti-friction and anti-rust for many times6. Clear screen. The charging speed is clear at a glance. With the USB monitor, the status when charging is clear and the numbers are clearly visible.Specification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 13cm * 5cm * 3cm / 5.12inch * 1.97inch * 1.18inch Qty per Carton 500 Carton Weight 23.00kgs / 50.71lb Carton Size 50cm * 50cm * 46cm / 19.69inch * 19.69inch * 18.11inch Loading Container 20GP: 231 cartons * 500 pcs = 115500 pcs40HQ: 538 cartons * 500 pcs = 269000 pcs

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