AccessoriesNokia original accessoriesWarning: Use only batteries, chargers, andaccessories approved by Nokia for use with this particularmodel. The use of any other types may invalidate anyapproval or warranty, and may be dangerous. In particular,use of unapproved chargers or batteries may present a riskof fire, explosion, leakage, or other hazard.For availability of approved accessories, check with yourdealer.An extensive range of accessories isavailable for your device. For moredetails, see www.nokia.com.hk.Practical rules about accessories● Keep all accessories out of the reach of small children.● When you disconnect the power cord of any accessory,grasp and pull the plug, not the cord.● Check regularly that accessories installed in a vehicle aremounted and are operating properly.● Installation of any complex car accessories must be madeby qualified personnel only.BatteryImportant: Battery talk and stand-by times areestimates and only possible under optimal networkconditions. Actual battery talk and standby times depend onSIM cards, features used, battery age and condition,temperatures to which battery is exposed, networkconditions, and many other factors, and may be significantlyshorter than those specified above. Ringing tones, hands freecall handling, use in digital mode, and other features will alsoconsume the battery, and the amount of time a device is usedfor calls will affect its stand-by time. Likewise, the amount oftime that the device is turned on and in the standby modewill affect its talk time.© 2009 Nokia. All rights reserved. 75Type Battery Talk time StandbyBL-4U Li-Ion Up to(WCDMA/GSM)Up to400/360hours(WCDMA/GSM)4.2/8.3hours