Section 2A: Your Sprint PCS Phone: The Basics 25Phone BasicsUsing the ChargerTo use the travel charger provided with your phone: Plug the round end of the AC adapter into thephone’s power interface connector and the other endinto an electrical outlet. A red indicator light on the phone lets you know thebattery is charging. A green indicator light lets you know that the batteryis at least 90 percent charged.It takes approximately 4 hours to fully recharge acompletely rundown battery. With the Sprint-approvedLi-Ion battery, you can recharge the battery before itbecomes completely run down.Displaying Your Phone NumberJust in case you forget your phone number, your Sprint PCSPhone can remind you.To display your phone number: Press Menu ( ) to access the main menu, Settings( ), Phone Info ( ), and Phone Number ( ).(Your phone number and other information aboutyour phone and account will be displayed.)