smoke detector/house home hotel school used smoke gas detector

Specifications 9 volt battery included, suitable fo any room, smoke detectorsmoke alarms/ smoke detector/smoke detector price/addressable smoke

smoke detector/house home hotel school used smoke gas detector     specifications:   1.Rated voltage: 9VDC
2.Static current: ≤10uA
3.Alarm current: ≤15mA
4.Working temperature: -10°C~+50°C
5.Humidity: ≤95%RH
6.Alarm mode: sound & flash
7.Monitoring area: 20 square meter
8.Size: 107*35mm
9.Execute criterion:GB4715-1993        battery included alarm test button low battery warning photoelectric technology    used in kitchen, family room, hall, stairway and so on      benefits: 1. easy to install with mounting hardware included 2. 9 volt battery included 3. suitable for any room 4. test button for easy recommended monthy testing 6. low battery signal 7.to protect you, a safety clip will not allow mounting of smoke alarm without 9 volt battery installed 8.photoelectric sensor for early detection from all direction 9. loud 85db alarm signal                           tel:+86 570 4772278 mobile: +86 136 2670 0733 e-mail: hilary#zhean.com skype:hilary.zhean address:NO.56, Yutou Town,JiangShan, ZheJiang,China