Nextar W3G-01 User Guide - Page 12

Power Supply Preparation About Rechargeable Battery Your portable GPS player comes with a built-in rechargeable battery. Charge the battery fully before initial use. Charging time is normally about 2.5 hours. A fully charged battery delivers about 2 hours of use. Working conditions and precautions for the rechargeable battery New batteries should be fully charged before initial use. Battery should only be used and charged when temperatures are between 32°-100°F. Maintain well-ventilated conditions around the product to avoid overheating. Don't put the product on a bed, sofa or anything that may block ventilation to the product. When the battery is weak, an indication menu will appear on the LCD screen and about five minutes later, the player will power OFF automatically. When charging the battery, the charge indicator is red; when finishing charging, it turns green. Charging the Battery Pack The battery must be charged by using the supplied adaptor. 12