Brother WD-200 SERIES User Manual page 43

 Inserting the Li-ion rechargeable battery into the
Control Box
If the Li-ion rechargeable battery was removed, reverse
the process to insert it again.
 Charging Li-ion rechargeable batteries
The Li-ion rechargeable battery can be charged while it is
connected to the control box.
Use the following procedure to charge.
[Note] It takes about three hours to charge the Li-ion
rechargeable battery from zero charge to full
charge (when the device is switched OFF).
 Stopping the charging of Li-ion rechargeable batteries
To stop the Li-ion rechargeable battery charging, unplug
the cable from the AC adapter.
Charging Fully charged
(Slowly flashing (Unlit)
in orange)
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