Liberty Security

            Maxlife Door/Window sensor - Changing batteries

            Maxlife door and window contacts may need their batteries replaced periodically. Your security system's panel will inform you when a device's battery is low.

            You will need: 
            (1) x 123 3V battery (CR17345)
            *Note: Before changing the Batteries on any of your devices, please ensure that your security system has been disarmed.

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