Health and safety information96Battery Standby and Talk TimeStandby and talk times will vary depending onphone usage patterns and conditions. Battery powerconsumption depends on factors such as networkconfiguration, signal strength, operatingtemperature, features selected, frequency of calls,and voice, data, and other application usagepatterns.Battery Precautions• Never use any charger or battery that isdamaged in any way.• Use the battery only for its intended purpose.• If you use the phone near the network's basestation, it uses less power; talk and standby timeare greatly affected by the signal strength on thecellular network and the parameters set by thenetwork operator.• Battery charging time depends on the remainingbattery charge and the type of battery andcharger used. The battery can be charged anddischarged hundreds of times, but it willgradually wear out. When the operation time(talk time and standby time) is noticeablyshorter than normal, it is time to buy a newbattery.• If left unused, a fully charged battery willdischarge itself over time.• Use only Samsung-approved batteries andrecharge your battery only with Samsung-approved chargers. When a charger is not in use,disconnect it from the power source. Do notleave the battery connected to a charger formore than a week, since overcharging mayshorten its life.• Extreme temperatures will affect the chargingcapacity of your battery: it may require coolingor warming first.• Do not leave the battery in hot or cold places,such as in a car in summer or winter conditions,as you will reduce the capacity and lifetime ofthe battery. Always try to keep the battery atroom temperature. A phone with a hot or coldbattery may temporarily not work, even whenthe battery is fully charged. Li-ion batteries areparticularly affected by temperatures below 0 °C(32 °F).• Do not short-circuit the battery. Accidental short-circuiting can occur when a metallic object (coin,clip or pen) causes a direct connection betweenthe + and - terminals of the battery (metal stripson the battery), for example when you carry aspare battery in a pocket or bag. Short-circuitingthe terminals may damage the battery or theobject causing the short-circuiting.• Dispose of used batteries in accordance withlocal regulations. In some areas, the disposal ofbatteries in household or business trash may be