Are you keen on economical and greener lifestyles? If so， perhaps you should start from minor matter; such as using rechargeable batteries. Rechargeable batteries adopt universal standards. Most of them are suitable for cameras， toys and many other electronic devices. In addition， it features extensively long working life and high efficiency， great for use. Compact and rechargeable， so you can carry it anywhere. How convenient! The number of charge cycles is about 5000 times. Why not buy one right now?                                    Features            High quality and durableCompact and rechargeable; can be circularly used for 500 timesHigh energy density， long life batteryThis battery has an extra long life for all your battery powered devicesFit for camera， MP3/MP4 player， electronic toys and other electronic devices                                                            Specifications             Dimensions     2.56 x 0.71" / 6.5 x 1.8 cm (L x Dia)    <br> Weight     2.05 oz / 58 g    <br> Voltage     3.7-4.2V    <br> Capacity     2600mAH    <br> Type     18650 Rechargeable Li-ion Battery    <br> Charge Times     500     <br>                                                             Package Includes            1 x Battery<br>