Suchergebnisse für "arduino sensors"
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Waveshare Waveshare MQ-135 Gas Sensor, MQ-135
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
£4.99
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DSO138 Oscilloscope (Full Assembled)
Features:1. This kit uses ARM Cortex-M3 processor (STM32F103C8), and includes a 2.4-inch color TFT display screen, can be used as ARM test development board.2. Can be secondary development on the basis of this kit, for example, it can be changed to Millivoltmeter, data loggers.3. Adjustable vertical displacement, and with instructions.4. With automatic, regular and one-shot modes, easy to capture the moment waveform.5. Available rising or falling edge trigger.6. Observable previous trigger waveform (negative delay).7. Can freeze at any time waveform display (HOLD function).8. Come 1Hz /3.3V square wave test signal source.9. With waveform parameter digital display, including frequency, period, pulse width, duty ratio, MAX./MIN./AVG./Peak-Peak/virtual values.10. Waveform storage function: will not lose the waveform after power off.11. Short-circuit and open-circuit detection: can help the user find out the soldering error.12. TFT controller recognition function. Note:This DIY kit is soldered. Specifications:1. Maximum Real-time Sampling Rate: 1Msps2. Accuracy: 12Bit3. Sampling Buffer Depth: 1024 bytes4. Analog Bandwidth: 0-200KHz5. Vertical Sensitivity: 10mV / Div - 5V / Div (1-2-5 progressive manner)6. Input Impedance: 1Mohm7. Maximum Input Voltage: 50Vpp (1: 1 probe), 400Vpp (10: 1 probe)8. Coupling Modes: DC / AC / GND9. The Horizontal Time Base Range: 10μs / Div - 50s / Div (1-2-5 progressive manner)10. Supply Voltage: DC 9V11. PCB Size: 117 * 76mm / 4.6 * 3in12. Screen Size: 52 * 40mm / 2 * 1.57in Package List:- 1 * DSO138 soldered Oscilloscope Kit- Soldering- 1 * Probe- 3 * User Manual(English)Specification: Package Weight One Package Weight 0.15kgs / 0.33lb One Package Size 20cm * 13cm * 3cm / 7.87inch * 5.12inch * 1.18inch Qty per Carton 116 Carton Weight 15.00kgs / 33.07lb Carton Size 30cm * 50cm * 50cm / 11.81inch * 19.69inch * 19.69inch Loading Container 20GP: 355 cartons * 116 pcs = 41180 pcs40HQ: 825 cartons * 116 pcs = 95700 pcs
£10.99
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Waveshare Waveshare RS485 CAN Shield, RS485 CAN Shield Designed for NUCLEO/XNUCLEO
OverviewThe RS485 CAN Shield will easily enable RS485/CAN communication functions for your NUCLEO/XNUCLEO Arduino boards.Features1. Arduino standard interfaces, compatible with Arduino boards like Arduino UNO, Leonardo, NUCLEO, XNUCLEO- When using with Arduino UNO, Leonardo, the CAN function is unavailable due to hardware limitation2. RS485 function, onboard transceiver SP3485/MAX3485, 3.3V power supply3. CAN function, onboard transceiver SN65HVD230, 3.3V power supplySpecification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 7cm * 6cm * 2cm / 2.76inch * 2.36inch * 0.79inch Qty per Carton 960 Carton Weight 15.00kgs / 33.07lb Carton Size 56cm * 36cm * 40cm / 22.05inch * 14.17inch * 15.75inch Loading Container 20GP: 330 cartons * 960 pcs = 316800 pcs40HQ: 767 cartons * 960 pcs = 736320 pcs
£7.99
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Waveshare Waveshare 33868 ESP32-S3 1.54 Inch LCD Display Development Board 262K Color, Supports Dual Microphones, 2.4GHz Wi-Fi And BLE 5, 33868
1. Equipped with the high-performance Xtensa 32-bit LX7 dual-core processor of ESP32-S3R8, with a main frequency of up to 240 MHz2. Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with built-in antenna3. Equipped with 512KB of SRAM and 384KB of ROM, and stacked 8MB PSRAM and externally connected 16MB Flash4. Uses Type-C interface, eliminating the need to worry about the front or back insertion, improving the users convenience and device compatibility5. Equipped with a 1.54-inch LCD screen, 240 x 240 resolution, 262K color, capable of clearly displaying color images6. Equipped with ES7210 audio encoding chip, supporting dual-microphone audio acquisition and echo cancellation function7. Equipped with ES8311 audio codec chip, NS4150B power amplifier chip, microphone and speaker, enabling smooth gaming with Xiaozhi AI8. Equipped with QMI8658 six-axis inertial measurement unit (3-axis acceleration, 3-axis gyroscope), capable of detecting motion posture to expand applications9. Exposed I2C, UART and other pads, available for external devices and debugging use, flexible configuration of peripheral functions10. Equipped with 3 customizable function buttons, capable of achieving single-click, double-click, long press and other operations11. Equipped with 3.7V MX1.25 lithium battery charging and discharging interface12. Equipped with Micro SD card slot, enabling storage expansion, high-speed data transmission, improving flexibility of use, suitable for data recording and media playback, simplifying circuit designLCD screen parameters1. Display panel: IPS2. Display resolution: 240 x 240 pixels3. Display size: 1.54 inches4. Communication interface: 4-Wire SPI5. Touch type: capacitive sensing6. Display colors: 262K9. Driving IC: ST778910. Touch IC: CST81611. Effective screen size: about 2.772 x 2.772 cmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 10cm * 8cm * 5cm / 3.94inch * 3.15inch * 1.97inch Qty per Carton 126 Carton Weight 8.00kgs / 17.64lb Carton Size 50cm * 37cm * 32cm / 19.69inch * 14.57inch * 12.6inch Loading Container 20GP: 450 cartons * 126 pcs = 56700 pcs40HQ: 1045 cartons * 126 pcs = 131670 pcs
£18.99
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Waveshare Waveshare 1.54inch Touch LCD Display Module 240×240 Resolution, IPS Panel, SPI And I2C Communication Interfaces, 34370
1. This is a 1.54inch IPS touch color display module featuring 240×240 high resolution, supporting 262K true color display. It delivers clear and delicate visuals with excellent performance. Equipped with a high-transmittance capacitive touch panel, it offers responsive touch sensing and long service life. The module integrates the ST7789S display driver IC and the CST816D capacitive touch IC, communicating via SPI and I2C interfaces respectively, which minimizes pin usage and simplifies hardware integration. An onboard level shifter ensures compatibility with both 3.3V and 5V power inputs, allowing seamless connection to mainstream controller platforms such as Raspberry Pi, ESP32, Pico, Arduino, and STM32.2. Operating voltage: 3.3V / 5V3. Resolution: 240 × 240 pixels4. Display driver: ST7789S5. Touch controller: CST816D6. Display interface: 4-wire SPI7. Touch interface: I2C8. Display panel: IPS9. Touch type: Capacitive10. Display size: 27.72 × 27.72 mm11. Pixel size: 0.1155 × 0.1155 mm12. Product dimensions: 40.2 × 40.2 mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 8cm * 8cm * 5cm / 3.15inch * 3.15inch * 1.97inch Qty per Carton 120 Carton Weight 7.10kgs / 15.65lb 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
£14.99
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LDTR-WG0241 DIY 433MHz Wireless Transmitter + Receiving Module Superregeneration, Transmitter
This is 433Mhz RF transmitter with receiver kit for Arduino ARM MCU wirelessApplication environmentRemote control switch, receiver module, motorcycles, automobile anti-theft products, home security products, electric doors, shutter doors, windows, remote control socket, remote control LED, remote audio remote control electric doors, garage door remote control, remote control retractable doors, remote volume gate, pan doors, remote control door opener, door closing device control system, remote control curtains, alarm host, alarm, remote control motorcycle remote control electric cars, remote control MP3.SpecificationReceiver module: 1. Product Model: XD-RF-5V2. Operating voltage: DC5V3. Quiescent Current: 4MA4. Receiving frequency: 433.92MHZ5. Receiver sensitivity: -105DB6. Size: 30x14x7mmTransmitter:Technical parameters1. Product Model: XD-FST4. Launch distance: 20-200 meters (different voltage, different results)3. Operating voltage: 3.5-12V4. Dimensions: 19 * 19mm8. Operating mode: AM6. Transfer rate: 4KB / S7. Transmitting power: 10mW8. Transmitting frequency: 433M9. Pinout from left to right: (DATA; VCC; GND)Package included1. 1 x Receiver module2. 1 x TransmitterSpecification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 15.00kgs / 33.07lb 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
£2.99 £0.99
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WAVESHARE WAVESHARE RP2350 Industrial Control Board 6-Channel Relay Module, Based On RP2350 Microcontroller, Supports Wxternal Interfaces RS485 And Pico, With Wi-Fi Module
1. Based on the RP2350 main controller, it supports external interfaces such as RS485 and Pico, and features built-in power isolation and optocoupler isolation protection circuits for enhanced safety, stability, and reliability.2. Unique dual-core, dual-architecture design, equipped with a dual-core ARM Cortex-M33 processor and a dual-core Hazard3 RISC-V processor, both operating at clock frequencies up to 150MHz, allowing users to flexibly switch between the two architectures.3. Equipped with a Raspberry Pi Radio Module 2, supporting Wi-Fi 4 wireless network and Bluetooth 5.2 (Wi-Fi module version only).4. Built-in 520KB SRAM and 16MB on-chip Flash. Uses a Type-C interface, eliminating concerns about correct plug orientation.5. Uses high-quality relays, allowing connection to loads: 10A 250V AC or 10A 30V DC.6. On-board isolated RS485 interface for easy connection to various RS485 Modbus industrial expansion modules or sensors.7. On-board Pico-compatible interface, compatible with some Raspberry Pi Pico expansion boards, facilitating the expansion of functions such as RTC, CAN, RS232, LoRa, and sensors.8. On-board terminal block power supply interface, supporting a wide voltage range of 7V~36V, convenient for industrial power supply use.9. On-board optocoupler isolation to prevent high-voltage circuits connected to the relay from interfering with the control chip.10. On-board digital isolation to prevent external signals from interfering with the control chip.11. On-board integrated power isolation provides a stable isolated voltage; no additional power supply is required for the isolated end.12. On-board power and RS485 transceiver indicator lights, buzzer, and RGB LEDs for easy monitoring of the devices operating status.13. On-board power and RS485 transceiver indicator lights, buzzer, and RGB LEDs for easy monitoring of the devices operating status.14. Rail-mounted ABS protective casing for easy installation and safer use.15. USB 1.1 host and device support.16. Supports low-power sleep and hibernation modes.17. Controllable via USB. Identified as a mass storage device for drag-and-drop program downloading18. 34 multi-functional GPIO pins19. 1 HSTX pin, 2 I2C pins, 2 UART pins, 8 12-bit ADC pins, and 24 controllable PWM channels20. 12 programmable I/O (PIO) state machines for custom peripheral supportProduct parameters:1. Power supply voltage: 5V2. Functions: device power supply, USB communication, and firmware download, etc.3. Interface type: terminal block4. Direction control: hardware automatically detects and controls data transmission direction5. Interface protection: provides TVS tube protection, surge and electrostatic protection6. Matching resistor: default NC, 120R matching resistor reserved, can be enabled with a jumper cap7. Contact type: one normally open, one normally closed8. Isolation type: optocoupler isolation9. RGB: colorful cool LED beads, customizable display colors10. PWR: power indicator light, lights up red when USB is connected and voltage is detected11. TXD: transmit indicator light, lights up green when data is sent from the RS485 interface12. RXD: receive indicator light, lights up blue when data is received from the RS485 interface13. Power supply range: 7V-36V14. Casing: rail-mounted ABS protective casing15. Dimensions: 145 x 90 x 40 mmSpecification: Package Weight One Package Weight 0.07kgs / 0.16lb One Package Size 17cm * 12cm * 6cm / 6.69inch * 4.72inch * 2.36inch Qty per Carton 30 Carton Weight 3.20kgs / 7.05lb Carton Size 36cm * 38cm * 32cm / 14.17inch * 14.96inch * 12.6inch Loading Container 20GP: 609 cartons * 30 pcs = 18270 pcs40HQ: 1414 cartons * 30 pcs = 42420 pcs
£32.99
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Waveshare Waveshare DHT22 Temperature-Humidity Sensor, DHT22
Overview1. This is a calibrated digital temperature and humidity module with onboard sensor DHT22 (AM2302), which features higher accuracy and wider measuring range than DHT11.2. It can be used for detecting ambient temperature and humidity, through the standard single-wire interface.Specifications1. Temperature- Resolution : 0.1degree C- Accuracy: +/-0.5 degree C- Measuring range: -40 degree C ~ 80 degree C2. Humidity- Resolution: 0.1%RH- Accuracy: +/-2%RH (25degree C)- Measuring range: 0%RH ~ 99.9%RH3. Operating voltage: 3.3V ~ 5.5 V4. Recommended storage condition- Temperature: 10 degree C ~40 degree C- Humidity: 60%RH or belowApplications1. Weather station2. Humidity controller3. Test & detection deviceHow to UseIn the case of working with a MCU:1. VCC: 3.3V ~ 5.5V2. GND: GND3. DOUT: MCU.IOSpecification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 5cm * 3cm * 1cm / 1.97inch * 1.18inch * 0.39inch Qty per Carton 6240 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 39cm * 40cm / 23.62inch * 15.35inch * 15.75inch Loading Container 20GP: 284 cartons * 6240 pcs = 1772160 pcs40HQ: 661 cartons * 6240 pcs = 4124640 pcs
£7.99
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Microwave Radar Human Body Sensor 12/24V DC Body Car Mobile Sensing, 807DC, 807K-DC
1. Voltage: DC12-24V2. Frequency: 50/60HZ3. Installation method: indoor, ceiling installation4. HF system: 5.8GHz CW radio wave, ISM band5. Transmitting power: less than 10mW6. Power: 70W (DC 12V)7. Detection angle: 360 degrees8. Distance: about 1-10m (radius) adjustable9. Working delay: 10 seconds to 3 minutes10. Light control illumination: about 2-2000 LUX11. Power consumption: about 0.5W12. Description: 807 with power output, 807K without power output13. Applicable environment: corridors, toilets, living rooms, corridors, warehouses, garages, etc.14. Installation reminder: the induction switch has a transmission blind spot in the central area. If it is installed in a small indoor environment (such as bathroom, kitchen), try to install it on the side or in the corner, so that the induction area will be more effective on the side. otherwise, the vertical center activity may not be sensed15. Size: about 7.6x4.1x3.9cmSpecification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 10cm * 6cm * 5cm / 3.94inch * 2.36inch * 1.97inch Qty per Carton 356 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 356 pcs = 63012 pcs40HQ: 412 cartons * 356 pcs = 146672 pcs
£5.99
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SMART SENSOR SmartSensor AR8406 Portable Dissolved Oxygen Analyzer Dissolved
1. Ergonomic design, one-hand comfortable grip & anti-slip & anti-fatigue.2. More accurate measurement & more sensitive response & more comprehensive functions.3. Intuitive LCD display with backlight, easy to read values of dissolved oxygen and temperature even in dark or strong light environment.4. Automatic temperature compensation (ATC), fast response and automatic calibration.5. It supports recording 99 groups of data manually, convenient to record / compare / view data with one key.6. Widely applicable to aquaculture, biological reaction, environmental detection, wastewater treatment, laboratory field, medical field, etc.7. Power supply: 4 x AAA battery (Not included)Specification: Package Weight One Package Weight 1.11kgs / 2.45lb One Package Size 32cm * 22cm * 9cm / 12.6inch * 8.66inch * 3.54inch Qty per Carton 10 Carton Weight 12.00kgs / 26.46lb Carton Size 46cm * 47cm * 34cm / 18.11inch * 18.5inch * 13.39inch Loading Container 20GP: 362 cartons * 10 pcs = 3620 pcs40HQ: 842 cartons * 10 pcs = 8420 pcs
£134.99
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Wireless Radar with LED Display Automatic Alarm Reversing Assist, PZ314W
1. Current: 200 mA2. Input power: 12V DC3. Ultrasonic frequency: 40 kHz4. Sensor detection Range: 0~ 2.0 m5. Sensor diameter: 22mm6. More functions, small size and light weight7. Multiple data streams can be observed at the same time8. With LED display, beeping alarm prompts step by step, the closer to the obstacle, the louder the sound and the faster the speed9. Helps prevent dangerous and costly collisions, and provides more safety for passengers, pedestrians and family members who happen to be around the moving vehiclePacking list:- LCD display x 1- Radar host x 1- Drill x 1- Power cord x 1- English manual x 1- Probe x 4Specification: Package Weight One Package Weight 0.70kgs / 1.55lb One Package Size 33cm * 25cm * 6cm / 12.99inch * 9.84inch * 2.36inch Qty per Carton 10 Carton Weight 8.00kgs / 17.64lb Carton Size 53cm * 35cm * 27cm / 20.87inch * 13.78inch * 10.63inch Loading Container 20GP: 532 cartons * 10 pcs = 5320 pcs40HQ: 1235 cartons * 10 pcs = 12350 pcs
£18.99
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SMART SENSOR SmartSensor AR8500 Handheld Ammonia Gas NH3 Detector Meter, AR8500
1. Fast response speed, high precision, of its stability, good repeatability.2. The apparatus is widely used in metallurgy, power plant, farms, mines, chemical, scientific research, medical, pharmaceutical, environmental protection, and other fields.3. With a large LCD screen displaying the measured results, you can get ammonia gas concentration at a glance.4. The ammonia gas monitor has an audio and visual alarm, you can set an audio alarm decibel that can give you an obvious prompt.5. Portable and handheld, easy to operate and carry.6. Power supply: 3.7V li-battery.Specification: Package Weight One Package Weight 0.72kgs / 1.59lb One Package Size 18cm * 10cm * 5cm / 7.09inch * 3.94inch * 1.97inch Qty per Carton 30 Carton Weight 23.50kgs / 51.81lb Carton Size 38cm * 32cm * 27cm / 14.96inch * 12.6inch * 10.63inch Loading Container 20GP: 812 cartons * 30 pcs = 24360 pcs40HQ: 1885 cartons * 30 pcs = 56550 pcs
£142.99