MQ3 Alcohol Gas Sensor Module

Description

• Input voltage: DC5V
• Power consumption (current) : 150 mA
• DO output: TTL digital 1 and 0 (0.1 and 5 V)
• AO output: 0.1-0.3 V (pollution-free)
• Highest concentration of voltage: Approx 4 V
• Detection range of alcohol: detection range of 10 ~ 1000 PPM