How to change the battery of the doorbell?

If the doorbell at home has no battery, it will affect daily use. How to change the battery of the doorbell? PChouse, let's take a look.

1. If it is an independent doorbell, it is about 1.4M high on the side of the door leaf, so you can directly open the small cover of the doorbell and replace the battery, and use two 7 1.5V batteries.

2. If it is an integrated doorbell, you need to open the back cover of the cat's eye first, and then pick up the bayonet of the doorbell with a small screwdriver to take out the battery box inside. After taking out the battery box, you can replace the battery inside.

3. If the doorbell has an integrated cat's eye, first open the back cover of the mirror (cat's eye), then lift the doorbell bayonet with a flat pin. Don't use too much force, and then pull out the battery box to replace the battery, which is also two 7 1.5V batteries.

You can find out which side the battery box is, some are on the back of the door, some are on the side of the door, and very few are on the door frame or outside.