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Operation on rechargeable batteries
• The parent unit comes with a rechargeable Li-ion polymer rechargeable battery.
• The battery symbol flashes and power LED flash red when battery is empty.
• If the battery is completely empty, the parent unit automatically switches off and
loses contact with the baby unit.
• The rechargeable battery is inside of the parent unit. If you need replacement of
battery when battery has reached end of life, please follow the following steps:
• Slide open battery compartment lid to remove it.
• Insert the rechargeable battery with cable alignment as shown in figure.
• Reattach the lid.
• Charging normally takes 2.5 hours, but it takes longer when the parent unit is
switched on during charging. To keep charging time as short as possible, switch off
the parent unit during charging.
• When the rechargeable battery is fully charged, the parent unit can be used
approximately 10 hours if the parent unit is on VOX mode.
• The parent unit can be used approximately 5.5 hours if the parent unit's display is
switched on continuously.
• The battery gradually discharges, even when the parent unit is switched off.
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WMV812 USER MANUAL