Robocraze MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module For boards compatible with Arduino AVR | Internet of Things Project IOT Science Project (Pack of 1)

About this item

• Input voltage: Dc5v power (current): 150ma
• Analog output with increasing concentration, the higher the concentration, the higher the voltage
• A hazardous gas detection apparatus for the family, the environment. Suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection. Gas-sensitive element test concentration range: 10 to 1000 ppm
• Ttl output valid signal is low level, (output low signal light, which can be accessed microcontroller io port)
• Size: 36 mm x 24 mm x 25 mm(l x w x h), package contents: 1 x mq-135 air quality sensor