How to set up Shenzhen Wei 'an power failure alarm

This problem involves the use of power failure alarm, because there are two kinds of power failure alarm: simple and advanced, so the setting methods are different. Details are as follows:

First, simple power alarm settings:

1. Push open the battery box at the bottom of the alarm and put in the 9V battery (pay attention to the positive and negative poles).

2. There is a magnetic sucker on the back, which can be directly sucked on metal objects or glued.

3. Turn the switch to the "ON" position, and whistle for alarm when it is disconnected.

4. Turn the switch to the "OFF" position to stop the alarm.

Second, the advanced power failure alarm setting mode:

1. Connect the mobile phone card to GRM200 SMS alarm according to the instructions and turn on the power.

2. Users can configure their mobile phone numbers through SMS.

3. Call or send a message to the police after the power failure.

4. Notify incoming calls by calling and texting.