Model Number:999com
Origin:Mainland China
Type:Smoke Detector
Color:White
Detection angle:360
Alarm current:140mA
working voltage:4.5V
Detection distance:10m
Feature 1:independent
Feature 2:2 IN 1
Alarm mode:acousto-optic
Installation method:celling

2 in 1 CO And Smoke Alarm Fire Protection Smoke Detector Composite Independent Type Carbon Monoxide Sensor for Home Hotel School
Feature:
-A composite smoke alarm that can detect carbon monoxide and smoke concentration.
-Real time detection with LCD screen display of concentration.
-There are test button buttons.
-Low power standby, with a battery life of over a year. Low voltage reminder to replace batteries to avoid equipment stopping working.
-Three 1.5V AA batteries
(shipped without batteries)
Packing list:
1*smoke sensor
1*manual