Sell car alarm siren with back up battery

详情

car alarm siren
1.This siren is used when someone wants to cut off wire to shut down the power;with keys switched on and once triggered ,it will send out clear sound to remind the owner alarm

2.Very applicable to something with big value

3.Small size making it not easy to be detected

4.Back up batteries inside,able to get charged for nearly **0 times

5.Good quality and highly praised by customers; 6.long time warranty

7. the head of the siren can be made in red / black / yellow