Getting Started 5BatteryYour phone is powered by a rechargeable, standard Li-Ionbattery. A Wall/USB Charger (Charging Head and USB cable) areincluded with the phone, for charging the battery.Note: The battery comes partially charged. You must fully charge the batterybefore using your phone for the first time. A fully discharged batteryrequires up to 4 hours of charge time.After the first charge, you can use the phone while charging.Warning!: Use only approved charging devices and batteries. Samsungaccessories are designed to maximize battery life. Using otheraccessories may invalidate your warranty and may cause damage.Battery IndicatorThe battery icon in the Status Bar shows battery powerlevel. Before the battery becomes too low to operate, the emptybattery icon will flash and a tone will sound. If you continue tooperate the phone without charging, the phone will power off.Tip: For helpful information about conserving battery power, see “TaskManager” on page 9.Non-Supported BatteriesSamsung phones do not support non-approved batteries.Samsung charging accessories, such as the Wall/USB Charger,will only charge approved batteries. If you install a non-approvedbattery and try to charge it, the phone will beep and display themessage:“NON-SUPPORTED BATTERY. SEE USER MANUAL”If you receive this warning, battery charging is disabled.Warning!: Using a non-approved battery may damage your phone.