16. SIM services.........................2317. Battery information............24Charging and discharging......................24Nokia battery authenticationguidelines.................................................25Authenticate hologram........................25What if your battery is notauthentic?..............................................25Care and maintenance..............26Disposal....................................................26Additional safetyinformation...............................27Small children..........................................27Operating environment..........................27Medical devices........................................27Implanted medical devices..................27Hearing aids..........................................28Vehicles.....................................................28Potentially explosiveenvironments...........................................28Emergency calls.......................................29CERTIFICATION INFORMATION(SAR)..........................................................29Index.........................................31Contents