MQ-4 gas sensor, methane, natural gas sensors

MQ-4 Natural Gas Sensor MQ-4 smoke detection sensors
Technical parameters:
1, the heating voltage: 5 ± 0.2V (AC · DC)
2, Operating Current: 150mA
3, the circuit voltage: ≤ DC15V (maximum DC15V)
4, the load resistance: (adjustable)
5, the detection concentration range :300-10000ppm (a range of different concentrations of different gases)
6, clean air voltage: ≤ 1.5V
7 Sensitivity: ≥ 3%
8, response time: ≤ 1S (preheat 3-5 minutes)
9, response time: ≤ 30S
10, component power consumption: ≤ 0.9W
11, operating temperature: -10 ~ 50 °C (nominal temperature 20 °C)
12, Humidity: 95% RH (nominal humidity 65% RH)
13, life: 5 years
14, size: 19mm × 23mm
15, weight size: 5g