[TETGA23]
Range:50~1000ppm(methane)
Detecting gas:Combustible gas
Response sensitivity: =500PPM: 2 seconds
Warm-up time: about 30 seconds
Alarm mode: analog display and wind chime
Use environment: 0-50℃/20-80%RH
Storage environment: -10~60℃/20-80%RH
Power supply: 2x1.5V AAA batteries
Packed by color box