High quality and durableProvides excellent continuous power sources to your deviceHigh energy density， long life batteryThis battery has an extra long life for all your battery powered devicesSpecificationsBattery TypeNi - MH batteryModel150AAAVoltage1.2vCapacity1500mAhCharge TimeAbout 14hoursWeight5.36oz / 152gDimensions4.4 x 1cm / 1.73" x 0.39" (H x D) / 4 PcsPackage Includes16 x UltraFire AAA 1.2V 1500mAh Ni - MH Rechargeable Batteries