S I M s e r v i c e s6715. SIM servicesYour SIM card may provide additional services. You can access this menu only if itis supported by your SIM card. The name and contents of the menu depend on theavailable services.For availability and information on using SIM card services, contact your serviceprovider or SIM card vendor.Accessing these services may involve sending messages or making a phone call forwhich you may be charged.16. Battery and charger information■ Charging and dischargingYour device is powered by a rechargeable battery. The battery intended for use withthis device is the BL-5C. Nokia may make additional battery models available forthis device. This device is intended for use when supplied with power from thefollowing charger: AC-3. The exact charger model number may vary depending onthe type of plug. The plug variant is identified by one of the following: E, EB, X, AR,U, A, C, or UB.The battery can be charged and discharged hundreds of times, but it will eventuallywear out. When the talk and standby times are noticeably shorter than normal,replace the battery. Use only Nokia approved batteries, and recharge your batteryonly with Nokia approved chargers designated for this device. Use onlyreplacement batteries qualified with the device per the IEEE-1725-2006 standard.Use of other batteries or chargers may present a risk of fire, explosion, leakage, orother hazard.