Hello,
I've noticed some alarms have the blue lights alternating all the time whilst others have no lights alternating even though the blue lights are there.
What is the difference between the two? is it an issue with the battery or a mode which is set when installing the bell?
thanks
I've noticed some alarms have the blue lights alternating all the time whilst others have no lights alternating even though the blue lights are there.
What is the difference between the two? is it an issue with the battery or a mode which is set when installing the bell?
thanks