1) Wireless installation, wireless transmitter
2) High quality PVC material for the plastic covers
3) High sensitive chips inside and strong anti-interfere
4) Battery supply power
5) Strong anti-interfere 6) DIY project
7) The gap between the two parts is apart beyond 10mm, it will be triggered and send signal to the main panel to alarm
2) High quality PVC material for the plastic covers
3) High sensitive chips inside and strong anti-interfere
4) Battery supply power
5) Strong anti-interfere 6) DIY project
7) The gap between the two parts is apart beyond 10mm, it will be triggered and send signal to the main panel to alarm