◆ Shock may occur if the battery on the main board is replaced by an
incorrect one. Be sure the specification of your new battery is the same as
the old one on the main board for your changing. And please dispose your
used battery correctly.
1.2 Environmental operating characteristics
Operating temperature: 0ºC ~ +45ºC
Storage temperature: -20º C ~ +55º C
Relative humidity: 20% ~ 95%
1.3 Electrical characteristics
Power voltage: AC220V ± 15% (for LF500)
AC100-240V (for LF100)
Power frequency: 50 Hz
Power rated: 30W