GY-273 HMC5883L Triple Axis Compass Magnetometer Sensor Module GY-273 is a 3-axis magnetic compass that is used to measure the

Photoelectric sensor lot Infrared correlation count Counter sensor module Slot width 5MM Features 1. Use imported slot type optocoupler sensor

The 3 mm infrared transmitter is very suitable for detecting infrared waves with a wavelength of 940 nm or detecting

MQ135 Features – Sensitive material MQ135 gas sensor is used in clean air low conductivity tin oxide (SnO2). When the