Description:
1)Alarm mode: Give an alarm warning while Alarm density reaches: Coal gas:
1000~5000ppm, LGP: 1000~5000ppm, natural gas: 1000ppm~5000ppm
2)Working mode: independent & compatible mode: work solely at party ,room etc.
work with our burglar alarm panel, so the alarm panel automatically dial up the alarm phone.
3) siren:>90db 4) strict method with good quality

Specification:
1. Operating Voltage:AC220V, or AC110V; DC12~20V
2. Working temperature: -10degree~50 degree
3. Alarm density: Coal gas: 2000ppm+/- 30%, natural gas: 2000ppm+/-30%,Liquid
petroleum gas: 5000ppm+/-30%,
5. Operating Frequency: 433 MHZ/315MHZ (optional)
4. Responding time: less than 2 seconds
6. Net Weight: 0.2kg
7.Size: 115mm(L)×71mm(W)×43mm(H)