MQ-8 Hydrogen Gas Sensor Module H2 Alarm Detection
Using high-quality dual-panel design, with power indicator and TTL signal output instructions.
The switching signal having a DO (TTL) output and analog output AO.
TTL output valid signal is low.
The higher the voltage, the concentration of the analog output voltage is higher.
A hydrogen gas detection with good sensitivity.
Has a long life and reliable stability
30-day money-back guarantee
Shipping: 2-3 Business Days