fire alarm smoke detector/ gas detector/ gas detector for kitchen/ indoor smoke detector

Specifications 9 volt battery included, suitable fo any room, smoke detector high quality smoke detector/wholesale smoke detector/ gas detecto

high quality smoke detector/wholesale smoke detector/ gas detector/smoke sensor   specifications:    power sources mode:  1.DC 9 V& AC 120 V  2.DC 9 V& AC 220 V    3.AC 120 V& AC 220 V (NO BATTERY REQUIRED)  4.DC 9 V alone  5.battery working current:<15 uA  6. alarm sound: <15 mA  7. alarm sound: >85db  8. usage temperature: -10~50  9. usage humidity: <95%  10. size: 35*127*127mm  11.weight: 210g         quick connection, easy installation, 3 years waranty     power and alarm indicator with test button and mounting screw   separate mounting bracket for easy installation   great design to avoid it from dust, bugs and other contaminants   use alone or work with others       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 15257034215 e-mail: hilary#zhean.com skype:hilary.zhean trademanager: cn203355003 qq:2863464927 address:NO.56, Yutou Town,JiangShan, ZheJiang,China