B a t t e r y a n d c h a r g e r i n f o r m a t i o n47especially on a hard surface, and you believe the battery has been damaged, take itto a service center for inspection before continuing to use it.Use the battery onlyfor its intended purpose. Never use any charger or battery that is damaged. Keepyour battery out of the reach of small children.■ Nokia battery authentication guidelinesAlways use original Nokia batteries for your safety. To help ensure that you aregetting an original Nokia battery, purchase it from a Nokia authorized servicecenter or dealer, and inspect the hologram label using the following steps:Authenticate hologram1. When you look at the hologram on the label, you shouldsee the Nokia connecting hands symbol from one angle andthe Nokia Original Enhancements logo when looking fromanother angle.2. When you angle the hologram left, right, down and up, youshould see 1, 2, 3 and 4 dots on each side respectively.Successful completion of the steps is not a total assurance ofthe authenticity of the battery. If cannot confirm authenticityor if you have any reason to believe that your Nokia batterywith the hologram on the label is not an authentic Nokiabattery, you should refrain from using it, and take it to the nearest Nokiaauthorized service center or dealer for assistance.For additional information, refer to the warranty and reference leaflet includedwith your Nokia device.