Low battery lamp lighting up (with buzzer ringing)

The cause is one of the followings.


Batteries are out of power.
Please change to new batteries.
Warning sound:「Peepーーーーーsound」
How to change batteries


Batteries are not inserted properly.
Please check direction and quantity of batteries before reinsertion.
How to change batteries



There is a possibility of having old battery mixed in.
Please make sure to change batteries to the brand-new ones of identical type.
How to change batteries



Battery cover is not installed properly.
Please install battery cover again in a proper manner.