zigbee smoke detector for home security

Product Description Smart smoke alarms • DC 3V (non-replaceable battery) • 10 years life time • Sensor Type : Photoelectric • Loud>85db(A) alarm signal(3M) • Modern Design • Flash alarm indicator(red LED) • Test/Hush button • Low Battery warning • End-of-life indicator • Dimensions: L111*W111*H42mm Product Parameter smart smoke detector Model No. LZ-1956 Standard EN14604:2005/AC:2008 Voltage DC 3V（non-replaceable） Standby current ≤10uA Alarm current ≤80mA Sensor type Photoelectric Temperature 一10°C ~ 50°C Ambient Humidity ≤95%R.H LED indication Red LED  Hush time…