Electra 7 Instruction Manual page 51

5.After the charger indicator's light changes from red to green, keep charging the batteries for 30
minutes to ensure they are full charged. Unplug the external wall plug first, then unplug the cable
from the control panel.
6.Please charge the battery in an appropriate ambient temperature, the recommended ambient
temperature for charging is between 5℃ to 40℃.
Over Discharge Protection Device
When the battery of the electric wheelchair runs out of power, the over discharge protection
device will shut the batteries off to protect them against excessive discharge. Users should
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