3-in-1 CO Smoke Heat Alarm Wireless 433MHz for Home Security

1 Adopt bi-directional sensor, increase sensitivity by 2 times, leaving more time for escape and rescue. 2 LCD screen, visual display of CO concentration, always guarding family safety. 3 Composite alarm, CO, smoke, high temperature reminder. 4 Complete fire protection information, passed CE, ROHS, FC, EN50291 safety certification. 5 Connect to your alarm host via 433 frequency, powered by 2 AAA batteries, low power consumption.

What's in the box
1 x 3-in-1 CO Smoke High Temperature Alarm