I bought a few supermarkets with anti-theft door, after installation, no reason to their own alarm, do not know is to be twisted side defender wing gambling gambling song what things interfere. The What can affect the security door of their own alarm? More
Burglar alarm is divided into two kinds of voice and the twitch side of the defender wing gambling chi chi song sensor for no reason the alarm is the probe and the sensor caused by excessive sensitivity you can find a professional test to do the appropriate adjustments can be
