HY-20A

Tính năng chính:

With micro power consumption, high stability, long distance, battery can last long time. And have low power alert.

The door sensor can be installed on door, window, and others which can open and close.

When intruder enters into detecting area. It sends alarm signal to alarm console.

The wireless transmitting distance can reach 400 meters in open area.

It suits for bank, villa, home residence, factory building, market, storehouse, etc..