FeaturesPKCELL AA rechargeable NI-MH batteries 1.2V 2600mAh 4pk Low self discharge Easy to use Higher Performance Protects the environment Saves ongoing costs RECHARGABLE AND REUSABLE - Very economical batteries that can be reused approximately 1,200 times. LOW SELF DISCHARGE - Usable immediately after purchasing through improvements made to the self-discharge property. You can use recharged eneloop batteries at any time you want, even one year after purchase.LSD (Low Self Discharge)Provides much better shelf life than conventional rechargeables!More info here: http://en.wikipedia.org/wiki/Low_self-discharge_NiM H_battery Dimension (max):Diameter:14.5(mm) Height:50.5(mm) Capacity:2600(mAH)Norminal:Voltage:1.2(V)Standard ChargeCurrent:260(mA) Time:15(H)Rapid Charge Current:780(mA) Time:4(H)Good for all application:Digital camera,portable video,game,flashlight,remote control,toy,MP3/MP4 player,electric razor