First you must use the rechargeable batteries. When the
energy is less than 20%, you should charge the batteries.
Long time low energy, the life of the batteries will be short.
When charging, the charging state LED will be red. After
charging fully, the LED will be green. Don't charge for
more than 12 hours. If charging while using the device, the
time will be longer. The rechargeable batteries must be in
device when you use the AC/DC adaptor for charging. And
do not charge the non-rechargeable batteries, or the device
will be destroyed and also lose the guarantee.
Battery charge
Summary of Contents for EVA50-40
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