Security mobile phone holder charger with alarm

mainly used for retail shop, protect the phone from steal. could supply power for mobile.have a good quality.

1) when the stand is lower power. the stand will alarm to remind charging

2)if it is short circut,.it will alarm

3)Disconnect alarm. if people cut any sensor wire, it will alarm

4)Back up battery insider holder, could stand by for 2 weekd in max