MQ-135 Gas sensor module Ammonia Sulfur Gasoline (OT2107-D51)

This module contains a sensor to detect the concentrations of various harmful gases in the air. The MQ-135 can register gas concentrations from 300 to 5000ppm. This module provides both an analog output and a digital output, which triggers at an adjustable concentration. Features:Sensitive to: Ammonia, sulfur, gasoline, smokeWarm-up voltage: 5 ± 0.2Warm-up current: 150mAWarm-up power: 300mWDetection area: 300 to 5000ppmSensitivity: ≥3%Response time: ≤1sRecovery time: ≤30sMax. humidity: 95%DimensionsLength: 3.2cmWidth: 2cmHeight: 2.2cm