MQ-7 Carbon Monoxide Sensor For Arduino

Notes:Due to different production batch,the product color will be different,but we guarantee that all the product is same quality
This board has TX and RX LEDs that make it a bit better to use over the FTDI cable. You can actually see serial traffic on the LEDs to verify if the board is working

Characteristic:
Module Size: 30×19×15mm/1.18*0.74*0.59"
Input Voltage: DC5V
Power Dissipation: 150mA
DO Output: 0.1-5V
AO Output: 0.1-0.3V
Detectable Concentration: 10-1000ppmCO

Module features:
High quality double panel design
Power and TTL signal output indication
Has better sensitive detection for carbon monoxide
Has a long service life and reliable stability
Suitable for the detection of carbon monoxide, gas, etc