Cautions:
Please comply with the instructions to extend the unit life:
1.
Don’t use & store the unit in dusty places.
2.
Don’t put the unit in overheated or over cooled places.
3.
Clear the unit with a piece of dry cloth. Don’t Clean in chemicals,detergent.
4.
Don’t disassemble or refit the unit.
5.
Using other batteries will cause unwanted situation.
