Resultados de la búsqueda de "environmental electronics"

1. High-performance, highly integrated microcontroller development board2. Features a compact form factor with an onboard 4-inch high-definition IPS screen, RTC, six-axis sensor (three-axis accelerometer and three-axis gyroscope), and Micro SD card slot, facilitating development and integration into products.3. Utilizes the Raspberry Pi-designed RP2350B microcontroller chip.4. Unique dual-core, dual-architecture design, equipped with a dual-core ARM Cortex-M33 processor and a dual-core Hazard3 RISC-V processor, both running at up to 150MHz, allowing users to flexibly switch between the two architectures.5. Built-in 520KB SRAM and 16MB on-chip Flash, with a reserved PSRAM interface.6. Uses a Type-C interface, eliminating concerns about correct plug orientation.7. Onboard 4-inch LCD screen with 480 x 480 resolution and 65K colors, capable of clearly displaying color images.8. Onboard peripherals include CAN, RS485, I2C interfaces, IMU, RTC, and a Micro SD card slot.9. Onboard 3.7V MX1.25 lithium battery charging and discharging interface.10. USB 1.1 host and device support, supporting low-power sleep and hibernation modes.11. Can be recognized as a mass storage device via USB for drag-and-drop program downloading.12. Accurate on-chip clock and timers.13. 12 programmable I/O (PIO) state machines for custom peripheral support.14. More expansion devices can be connected via CAN, RS485, and I2C interfaces.15. Equipped with two types of wiring terminals, allowing for bottom or back wiring options, facilitating integration into various applications such as rail mounting or embedded systems.16. Dimensions: 74.66 x 76.54 mmSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 11cm * 11cm * 6cm / 4.33inch * 4.33inch * 2.36inch Qty per Carton 96 Carton Weight 10.70kgs / 23.59lb Carton Size 46cm * 35cm * 34cm / 18.11inch * 13.78inch * 13.39inch Loading Container 20GP: 487 cartons * 96 pcs = 46752 pcs40HQ: 1130 cartons * 96 pcs = 108480 pcs

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1. The ESP32-C6-LCD-0.85 is a microcontroller development board supporting 2.4GHz Wi-Fi 6 and Bluetooth BLE 5. It features a custom-molded, compact, and stylish square plastic housing with a premium feel. The board integrates peripherals such as a 0.85-inch IPS color LCD, a Micro SD card slot, eight RGB LEDs, and a low-power audio codec chip, facilitating the development of multimedia and interactive applications. With these hardware resources, the board supports functions like image display, audio playback, and lighting control, making it suitable for both rapid prototyping and integration into end products for customization and further development. 2. Powered by the high-performance ESP32-C6 32-bit RISC-V processor, with a clock speed of up to 160 MHz3. Integrates Wi-Fi 6, Bluetooth 5, and IEEE 802.15.4 (Zigbee 3.0 and Thread) wireless connectivity; features an onboard antenna and excellent RF performance4. Built-in 512 KB SRAM, 320 KB ROM, and 8 MB Flash5. Uses a Type-C interface for enhanced user convenience and device compatibility6. Onboard 0.85-inch LCD screen with 128 × 128 resolution and 65K colors7. Onboard ring of 8 RGB LEDs, programmable for various dynamic lighting effects8. Onboard 3.7V MX1.25 interface for lithium battery charging and discharging9. Breakout pads for I2C, UART, etc., enabling connection to external devices, debugging, and flexible peripheral configuration10. Onboard Micro SD card slot providing expandable storage, fast data transfer, and flexibility; suitable for data logging and media playback, simplifying circuit design11. Includes onboard ES8311 audio codec chip, dual-microphone module, and other resourcesLCD Screen Specifications:1. Display resolution: 128 × 128 pixels2. Display colors: 65K3. Display panel: IPS4. Pixel pitch: 39.6 × 118.8 μm5. Interface type: 4-wire SPI6. Driver IC: ST77357. Display size: 15.21 × 15.21 mmSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 8cm * 8cm * 6cm / 3.15inch * 3.15inch * 2.36inch Qty per Carton 144 Carton Weight 9.00kgs / 19.84lb Carton Size 50cm * 38cm * 34cm / 19.69inch * 14.96inch * 13.39inch Loading Container 20GP: 412 cartons * 144 pcs = 59328 pcs40HQ: 958 cartons * 144 pcs = 137952 pcs

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DIY Supplies:Paint & Decorating Model Number:SMART SENSOR 4 in 1 Gas Detector This professional 4 in 1 gas detector is designed for detecting CO, H2S, O2 and LEL gas. It can continuously monitor the CO, H2S, O2 and LEL gas concentration in the surrounding environment, once the gas concentration reaches the level of the alarm, the alarm will sound, light and vibrate. High precision portable CO, H2S, O2 and LEL gas tester with compact size and light weight, very easy to carry and operate. Features:1. Detect 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(H2S), oxygen(O2) and combustible gas(LEL).2. Continuously monitor the CO, H2S, O2 and LEL gas concentration in the surrounding environment with professional and accurate measurement.3. Sound & light vibration alarm works when one of the CO, H2S, O2 & LEL gas concentration reaches the level of the alarm.4. Can set automatic shutdown time and concentration of alarm value.5. Large color LCD display with back-light for easy reading.6. Can connect to a sampling pump to operate in closed place.7. Can be widely used in shipping, mining, oil exploitation, chemical, gas pipeline, tunnel construction, coal, metallurgy, paper, fire, municipal, textile and other industries.8. Size: 138*70*43mm, weight: 360gSpecification: Package Weight One Package Weight 1.50kgs / 3.31lb One Package Size 25cm * 28cm * 9cm / 9.84inch * 11.02inch * 3.54inch Qty per Carton 10 Carton Weight 13.60kgs / 29.98lb Carton Size 45cm * 50cm * 30cm / 17.72inch * 19.69inch * 11.81inch Loading Container 20GP: 395 cartons * 10 pcs = 3950 pcs40HQ: 917 cartons * 10 pcs = 9170 pcs

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Product description：1. External power amplifier rear passive speakers left and right sound channel double knob independent volume adjustment control box2. Each channel supports 150 watts of processing power3. Independent control of stereo channel (Left track and right track)4. Volume control knob, clean, smooth volume adjustment can be achieved.5. Input/output：Use screw type connector terminals6. Simple for operating, after the left and right sound channel of the amplifier is connected respectively in volume control box, the output of the left and right sound box realizes volume to adjust the volume size of the left and right sound box respectively.7. Desktop type power amplifier output passive speaker volume control box, it can easily control the volume of the sound channel of the passive sound box, easy for installation, just plug it in and use it. 8. There is a separate volume knob switch, metal construction, brief outward and Compact Size.Product parameters：1. Power processing: Each audio/speaker channel 150 watts2. Support soundtrack: Stereo left and right channels3. Support impedance: 4-16ohm4. Speaker cable support: 14 wire gauge（14 AWG）5. Support interface: Input/Output, using screw type connector terminals 6. Volume adjustment: Left and right sound channel independent volume size adjustment7. Net Weight: 0.7 kg8. Packed weight: 0.8kg9. Product size: Length 150mm x Width 68mm x Height 55mm10. Package size: Length 185mm x Width 135mm x Height 65mm11. Kit list: Passive loudspeaker volume control box x 1Specification: Package Weight One Package Weight 0.83kgs / 1.84lb One Package Size 20cm * 15cm * 7cm / 7.87inch * 5.91inch * 2.76inch Qty per Carton 20 Carton Weight 17.00kgs / 37.48lb Carton Size 42cm * 32cm * 35cm / 16.54inch * 12.6inch * 13.78inch Loading Container 20GP: 566 cartons * 20 pcs = 11320 pcs40HQ: 1316 cartons * 20 pcs = 26320 pcs

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Features:1. Add startup voltage detection function2. Automatic detection of NPN and PNP transistors, N-channel and P-channel MOSFETs, diodes (including dual diodes), thyristors, transistors, resistors and capacitors, etc.3. Automatically test pin elements and display on LCD4. Reference for transistors, MOSFET protection diodes, and amplification factors that can detect the forward bias voltage of the transistors emitter.5. Measure the gate threshold voltage and gate capacitance of the MOSFET6. 1602 liquid crystal display adopts LCD (12864 liquid crystal backlight)7. Fast test speed, effective component test: 2 seconds (except for large capacitors, it takes a long time to measure large capacitance, and the measurement time is one minute is normal)8. One-click operation, boot test, one-click acquisition9. Power consumption shutdown mode: less than 20 nA10. Automatic shutdown function to avoid unnecessary waste, save battery power and improve battery lifeSpecification:1. Two-button operation, automatic shutdown2. Only 20na off current3. Automatic detection of NPN, PNP bipolar transistors, N-channel and P-channel MOS field effect transistors, junction field effect transistors, diodes, diodes, thyristors, low power unidirectional and bidirectional thyristors4. Automatically identify component pin arrangement5. Measurement of Bipolar Transistor Current Amplification Factor and Base-Emitter Threshold Voltage6. Identification of Darlington transistor by base-emitter threshold voltage and large current amplification factor7. Detects bipolar and MOS transistor protection diodes8. Gate MOS FET threshold voltage and gate capacitance measurement9. Two resistances and resistance symbol display can be measured simultaneously. The decimal value shown on the right is 4. The resistance symbols on both sides show the number of pins. So you can measure the potentiometer. If the potentiometer wiper is not shifted to the extreme position, we can distinguish the middle and both ends of the needle10. Resistance measurement resolution is 0.1Ω, can measure 50MΩ11. Can measure 325pf-100mf capacitor with 1pf resolution12. 2uf more capacitors can measure equivalent series resistance at the same time. Two can be displayed as decimal values ??with a resolution of 0.01Ω13. The two diodes can be displayed with the diode symbol in the correct order, and the diode forward voltage can be given.14. The LED was detected as having a higher diode forward voltage. The combination of LEDs is identified as two diodes15. Can measure a single diode reverse capacitance. If the bipolar transistor is connected to the collector or emitter of the base and pins, the collector or emitter junction reverse capacitance can be measured16. Can be connected with single measurement rectifier bridgeSpecification: Package Weight One Package Weight 0.25kgs / 0.54lb One Package Size 18cm * 10cm * 6cm / 7.09inch * 3.94inch * 2.36inch Qty per Carton 50 Carton Weight 14.00kgs / 30.86lb Carton Size 41cm * 37cm * 50cm / 16.14inch * 14.57inch * 19.69inch Loading Container 20GP: 351 cartons * 50 pcs = 17550 pcs40HQ: 816 cartons * 50 pcs = 40800 pcs

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Features1. It is suitable for measuring the insulation resistance of various electrical equipment and insulating materials such as transformer, motors, cables, switches, electrical appliances, etc. 2. Icon display/alarm light on/buzzer alarm three types of alarms to prevent the danger of electric shock. Multiple gears can be selected to measure high and low, and the voltage can be measured after shifting. 3. This instrument is a high performance digital instrument, with large LCD display, display screen make it easy to read measurements. 4. Insulation resistance meter is beautiful, wide range, high accuracy, high resolution, convenient operation, easy to carry. 5. Resistance short circuit protection makes the measurement safer and more assured. Carry out maintenance, testing and verification of various electrical equipment.Functions1. Measurement of insulation resistance 2. AC measurement 3. DC measurement 4. Small resistance measurement 5. Live detection of tested resistance 6. Short circuit protection of measured resistance 7. AC and DC automatic identification 8. Measurement data is locked. 9. Polarization Index 10. Absorption ratio test 11. Automatic discharge 12. Low battery reminder 13. Large LCD screen digital display 14. External DC power supply DC9V 1.5A 15.10M internal resistance measurement 16. Over limit alarm 17. Auto range 18. Red alarm light, buzzer alarm. 19. High voltage alarm 20. Test voltage displaySpecification1. Technical parameters display: Large-screen LCD (up to 500 counts). 2. Over limit indication: Hi: The mark appears on insulation resistance range. 3. Auto range: Higher range: 500 counts, Lower range: 1 count (only on insulation resistance range) 4. Sampling Rate: 2 times / second 5. Allowed altitude: Less than or equal 2000m (for indoor use) 6. Operation environment: Temperature: 0-40 degree C / Humidity: Less than or equal 85% 7. Operation environment: Temperature: -20-60 degree C / Humidity: Less than or equal 90% 8. Overload protection: Insulation resistance range: AC 1200V / 10 seconds; Voltage range: AC 720V / 10 seconds 9. Withstand voltage:AC 6000V (50 / 60Hz) / 5 seconds (between circuit and periphery) 10. Insulation resistance: Greater than or equal 1000M ohms / DC 1000V (between circuit and periphery) 11. Power supply: DC 9V (6x1.5V AA batteries, not included) 12. Current consumption: Approximately 1.5A (normally maintained at approximately 50mA) 13. Battery Life: About 12 hours 14. Dimension: 176 x110 x 77mmSpecification: Package Weight One Package Weight 1.00kgs / 2.21lb One Package Size 21cm * 20cm * 10cm / 8.27inch * 7.87inch * 3.94inch Qty per Carton 10 Carton Weight 11.50kgs / 25.35lb Carton Size 50cm * 43cm * 26cm / 19.69inch * 16.93inch * 10.24inch Loading Container 20GP: 477 cartons * 10 pcs = 4770 pcs40HQ: 1107 cartons * 10 pcs = 11070 pcs

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1. Product materials: Adopt aluminum alloy CNC technology, surface sand surface oxidation, high-end environmental protection; with good anti-interference and heat dissipation capabilities. 2. Product features: This product is a portable HDMI high-definition video capture card that can simultaneously capture HDMI audio and video signals and transmit them to mobile phones and computers for preview, editing, storage and other multi-functional applications. 3. Product application: connect the HDMI input end of the capture card to the signal source, and the HDMI output end to the display port, for high-definition acquisition, video recording, video live broadcast, teaching recording, medical imaging, game live broadcast, video live broadcast, and record camera HD video Wait. Features : 1. The product complies with USB video UVC specification; 2. Support operating systems such as Windows, Android, Linux and MacOS; 3. Support most acquisition software, such as VLC, OBS, Amcap, etc.; 4. Support HDMI local loop out; 5. Input: HDMI/F input can support 4K, 8/10/12 bit color depth input format 6. Output: USB2.0/M supports up to 1080P; YUV, JPEG output mode 7. When using standard AWG26 cables, the input transmission distance is up to 15 meters (1080P and below resolution); 8. High-definition capture, strong compatibility, smooth picture without stutter, no delay; 9. No need for external power supply, small size, ultra-thin and portable; 10. Operating environment: -20 degree C to 75 degree C, relative humidity 5% to 95%Specification: Package Weight One Package Weight 0.32kgs / 0.71lb One Package Size 18cm * 12cm * 8cm / 7.09inch * 4.72inch * 3.15inch Qty per Carton 20 Carton Weight 7.00kgs / 15.43lb Carton Size 42cm * 37cm * 26cm / 16.54inch * 14.57inch * 10.24inch Loading Container 20GP: 660 cartons * 20 pcs = 13200 pcs40HQ: 1532 cartons * 20 pcs = 30640 pcs

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Features1. Adopt PL2303GS new version device 2. Support windows XP/7/8/10/11/... 3. 3x VCCIO power mode via jumper setting: - VCCIO - 5V: 5V output - VCCIO - 3.3V: 3.3V output 4. Open the jumper: powered from target board (1.8V/2.5V/3.3V/5V) 5. 3x LED indicators: TXD, RXD, PWRPackage List1. PL2303 USB UART Board (type A) V2 x1 2. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 500 Carton Weight 8.00kgs / 17.64lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 500 pcs = 283000 pcs40HQ: 1314 cartons * 500 pcs = 657000 pcs

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Features1.Pixels: 5 megapixel2.Resolution: 2592x19443.Sensor: OV5640 3.1 1.4um x 1.4um pixel with OmniBSI technology, high sensitivity, low crosstalk, low noise 3.2 Automatic image control functions: AEC, AWB, ABF, ABLC, etc. 3.3 Image quality controls: color saturation, hue, gamma, sharpness, lens correction, etc. 3.4 Supports image scaling, panning, windowing, etc.4.Lens: 4.1 CCD size: 1/4inch 4.2 Aperture (F): 2.8 4.3 Focal Length: 2.8mm 4.4 Diagonal: 63 degree5.Output Formats: 5.1 YUV(422/420)/YCbCr422 5.2 RGB565/555/444 5.3 CCIR656 5.4 RAW RGB 5.5 Compressed Data6.Operating Voltage: 3.3V7.Control Interface: SCCB (I2C compatible)8.Data Interface: DVP 8-bit9.Dimension: 35.70mm × 23.90mmSpecification: Package Weight One Package Weight 0.01kgs / 0.03lb One Package Size 6cm * 4cm * 1cm / 2.36inch * 1.57inch * 0.39inch Qty per Carton 4000 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4000 pcs = 1108000 pcs40HQ: 644 cartons * 4000 pcs = 2576000 pcs

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1. Screen size: 2.8 inches2. Resolution: 320x2403. Charging interface: Type-C4. Battery capacity: 3000mAh5. Support functions: oscilloscope, signal generator, digital multimeter6. Standby time: 6 hours7. Channel: dual channel8. Analog bandwidth: 50M9. Sampling rate: 250MS/s10. Time base range: 10ns-20s11. Vertical sensitivity: 10mV/div-10V/div12. Vertical displacement: adjustable with indicator13. Horizontal time base: 500ns-20s14. Trigger mode: automatic/normal/single15. Frequency: 1Hz-10KHz16. Amplitude: 0.1-3V17. Intelligent anti-burn with overload protection, internal resistance double fuse18. 4.5-digit true RMS voltage measurement, accurate measurement, fast response19. The standard version comes with one 10X probe, and the high-end version comes with two 10X probesSpecification: Package Weight One Package Weight 0.85kgs / 1.88lb One Package Size 22cm * 14cm * 10cm / 8.66inch * 5.51inch * 3.94inch Qty per Carton 24 Carton Weight 21.40kgs / 47.18lb Carton Size 58cm * 46cm * 32cm / 22.83inch * 18.11inch * 12.6inch Loading Container 20GP: 312 cartons * 24 pcs = 7488 pcs40HQ: 725 cartons * 24 pcs = 17400 pcs

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1. Rated power: 100-250V, 50/60HZ 2500W Max2. Input: 100-240V, 50/60HZ 10A Max3. PD Output: 5V/3A, 9V/2.22A, 12V/1.67A 20W Max4. QC Output: 5V/3A, 9V/2A, 12V/1.5A 18W Max5. Auto-ID Output: 5V/2.4A 12W Max6. Total power: 38W Max7. Made of flame retardant material, high temperature resistance and long service life8. Built-in multiple protection functions to ensure safe use9. Multifunctional socket, highly practical and wide in useSpecification: Package Weight One Package Weight 0.50kgs / 1.11lb One Package Size 35cm * 10cm * 5cm / 13.78inch * 3.94inch * 1.97inch Qty per Carton 40 Carton Weight 21.00kgs / 46.30lb Carton Size 52cm * 42cm * 37cm / 20.47inch * 16.54inch * 14.57inch Loading Container 20GP: 330 cartons * 40 pcs = 13200 pcs40HQ: 766 cartons * 40 pcs = 30640 pcs

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Overview1. Sensitive for benzene, alcohol, smoke2. Output voltage boosts along with the concentration of the measured gases increases3. Fast response and recovery4. Adjustable sensitivity5. Signal output indicatorSpecifications1. Power: 2.5V ~ 5.0V2. Dimension: 40.0mm * 21.0mm3. Mounting holes size: 2.0mmApplicationsAir quality monitorHow to UseIn the case of working with a MCU:1. VCC: 2.5V ~ 5.0V2. GND: Power supply ground3. AOUT: MCU.IO (analog output)4. DOUT: MCU.IO (digital output)Package Contents1. MQ-135 Gas Sensor x12. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.03kgs / 0.06lb One Package Size 5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 158.40kgs / 349.21lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4800 pcs = 1329600 pcs40HQ: 644 cartons * 4800 pcs = 3091200 pcs

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