GA01P Vending Machine GSM Alarm Box Support Power Failure Alert One Alarm Input One Alarm Voltage Output B20 Single channel Smart GSM SMS Alarm box Home security alarm system, Mini smart design and one battery on board for Main power failure alert_x000D_ DC5-15V Power input, One Alarm input, SMS alarm message would be sent to maximum 6 preset mobile phones when any alarm input triggered_x000D_ When input is shorted to GND,then will trigger the alarm Alarm SMS can be customized with your Text_x000D_ Very smart and slim designed gsm box , can be easily mounted to other target system board to add the gsm alarm features._x000D_ We can customized design the GSM Alarm box according to your requirments with free of charge, Support SMS alarm ,phone calling alarm, Rechargeable battery on board for power failure alert, One alarm voltage output ,that can be used for siren_x000D_ _x000D_ Packing list: One pcs GA01P alarm box with antenna, One pcs Rechargeable battery inside, One pcs sample Mini audio siren for test_x000D_ GA09 Description: Green terminal for DC5-15V Power input_x000D_ What can GA01P do for vending machin?_x000D_ 1. Monitor the vending machine or game machine power supply. When power supply failure,then can send the alert sms. (On board rechargeable battery for power failure alert)_x000D_ 2. We can connect a switch sensor to GA01P, for example and door magnet switch to monitor the cash box or vending machine door opener. When the door of the vending machine is illegally opened, an alarm message can be sent. (One alarm input )_x000D_ 3. We have an alarm voltage output , when alarm happen, will have a voltage output,that can be used for siren. (One voltage output during alarm)_x000D_ Color: As Shown_x000D_ Material: plastic_x000D_ _x000D_ Package Contents:_x000D_ 1 x Intelligent power failure alarm_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_