Nextar ME09EH User Manual page 13

Power Adaptor
About Rechargeable Battery
Your portable GPS device comes with a built-in rechargeable
Lithium-Ion battery. A fully charged battery delivers about 2 hours of
use. It is recommended to use the Car Adaptor while in the vehicle.
Working conditions and precautions for the rechargeable
battery
 Battery should only be used and charged when temperatures
are between 32-100F.
 Maintain well-ventilated conditions around the product to avoid
overheating. Do not put the product on a blanket, clothing or
anything that may block ventilation to the product.
 When the battery is weak, an indication symbol will appear on
the LCD screen and the unit will power off automatically after a
few minutes.
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