Min. Order:
10 Piece
Price:
US$ 20 ~ 99
Place of origin:
China
Supply Ability:
60,000 pieces per Month
buzzer beeps once, indicating that the smoke detection function is normal.
(2)
Drill holes in the ceiling with a hammer drill.
(3)
Install expansion screws on the ceiling.
(4)
Fix the bottom plate of the housing with self-tapping screws.
(5)
Align the marked points on the smoke detector and the base plate and close them, rotate them clockwise until they stop turning, indicating that they are
[Related Keywords : detector carbon monoxide, smoke detector, fire alarm, smoke alarm]