2.Huge capacity lithium battery, more than 1.5 year standby time.
3.Tamper alarm function, send alarm immediately once detected.
4.Detecting angle: Horizontal 110° & Vertical 60°.
5. Anti-strong light interference.
6. Power input: Battery
7. Signal: Radio frequency
The price is free installation & setting in KLANG VALLEY
Besides, We do provide service for Melaka, Johor, Seremban, and so on. But the price might be slightly different based on different states. Thank you for your support!❤️