ADT Wireless Door Sensor Battery: Replacement Guide & How to Change It
The ADT Wirelexd door sensor uses a CR123 battery, which provides 3 volts. Some models use a CR2032 battery instead. It’s important to choose the right battery type for the sensor to function well. Always refer to the user manual for specific battery compatibility and requirements. Next, use the screwdriver to open the battery compartment. … Read more