Don't compromise when it comes to your safety and security. whether on your window or front door, you'll always have a way to detect any intrusions with the Smart Security Sensor! And with the free mobile app, you'll know if anything is wrong immediately.
Built-in 1pc CR1632 cell battery
Working humidity: 0 - 95pct RH
Max. sensing distance: 22 mm
1 X Smart Security Sensor