Air quality sensor for detecting a wide range of gases, including NH3, NOx, alcohol, benzene, smoke and CO2. Ideal for use in office or factory, simply drive and monitoring circuit.
This module is made using Alcohol Gas Sensor MQ3. It is a low cost semiconductor sensor which can detect the presence of alcohol gases at concentratio..
Sensor composed by micro AL2O3 ceramic tube, Tin Dioxide (SnO2) sensitive layer, measuring electrode and heater are fixed into a crust made by plastic..
Sensitive material MQ-4 gas sensors used in clean air, low conductivity tin oxide (SnO2). When there is an environment in which the combustible gas se..
4GB Micro SD Card for Raspberry Pi 2 Model BThis comes with the latest Raspbian Wheezy OS with an updated kernel/firmware .Please note that the Memory..
This DC Motor Speed Controller allows controlling the direction of a DC motor using a Pulse- Width-Modulated (PWM) DC voltage with a Duty Cycle fully ..
Accurate sensor to measure AC/DC current up to 5A. The sensor can even measure high AC mains current and is still isolated from the measuring part due..