Features: Low-battery warning. Buzzer alarm. High accurate electrochemical sensor and infrared photoelectric sensor. Sound amp; Flash Alarm amp; LED indicating Alarm. SMT Manufacture technology, reliable stability. Anti White light interference. Suitable for detect the smoke in house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse etc. Ultra-long standby time, low current consumption.
 Specification:
 Material: ABS
 plasticColor:
 WhiteSize: 45*48*35mmPower
 Supply: 9V battery (1 6F22)
 Static current: 10uAAlarm
 current: 30mAAlarm
 voice: Smart
 human voice promptSensor: electrochenical
 carbon monoxide sensorTemperature: 0?-50?Relative
 Humidity: 10-95%Carbon
 monoxide sensor detect concentration: 000-999PPM
 Smoke sensor sensitive: 2.06 ftplusmn; 1.3A larm indication: red
 LED flashingBattery capacity: low
 battery alarmDimensions: 112*32mm
 Package Includes: 1 x Smoke Detector1 x User Manual4 x Screws
 Details Pictures: