10pcs/lot Limit switch OV-153-1C25 long straight hinge lever SPDT micro switch, suitable for electronic measuring equipment

MAX9814 Microphone AGC Amplifier Board Sound sensor Module Auto Gain Control Attack for Arduino MAX4466 PCB Board Diy Kit

 Turbidity Sensor Metection Module Water Qualitodule Mixed Water Dy Test Turbidity Transducer DC 5V

GTRIC Laser Photoelectric Sensor Retro-reflective M18 Series 10-30V NPN PNP Visible Spot 2mm Sensing Distance 8M Adjustable

GUVA-S12SD UV Detection Sensor Module S12SD Light Sensor Diy Kit Electronic PCB Board Module 240nm-370nm For Arduino

1-10pcs Photoresistor Resistance Modules Digital Light Intensity Detection Sensor Module 3Pin 4Pin For Arduino UNO

1-10pcs AHT20 I2C temperature and humidity sensor module high-precision sensor probe DHT11 AHT10 upgraded version for arduino

1-10pcs MQ-135 Air Quality Sensor Module for Arduino - Hazardous Gas Detection Hot New Arrival

2/5pcs Capacitive Soil Moisture Sensor Module V1.2 Wide Voltage Wire Analog for Moisture Detection Garden Watering DIY

MPU-9250 MPU9250 BMP280 SPI IIC/I2C 10DOF Acceleration Gyroscope Compass 9-Axis Sensor Board Module GY-91 For Arduino 3-5V

1-50pcs Smart Electronics DC 0-25V Standard Voltage Sensor Module Test Electronic Bricks Smart Robot for arduino