simplysafe smoke detector每个$29
所有跟帖:
•
you can buy battery one for $5....
-borisg-
♂
(0 bytes)
()
10/05/2019 postreply
12:31:44
•
I have a multi family unit that requires centralized fire alarm
-jan86-
♂
(0 bytes)
()
10/05/2019 postreply
18:36:00