DX1500 1.2v 2500ma NiMH rechargeable battery Sold in packages of 4

Features
Stays charged for up to 12 months
Pre-charged, ready to use out of the package.
1 charge up to 75 hours in wireless mouse
1 charge up to 20 hours in gaming controller
1 charge up to 450 pictures

Size: AA 2500 mAh (HR6) Rechargeable NiMH Battery

Technical Specifications
Classification : Cylindrical Rechargeable
Chemical system: Nickel Metal Hydride (Ni-MH)

Designation : IEC – HR6 Nominal

Voltage : 1.2V
Rated Capacity : 2400 mAh
Operating Voltage : 1.0V-1.35V
Operating temperature : -10⁰C to 50⁰C
Storage temperature : 5°C – 30°C

Typical weight : 28g
Typical Volume : 8.3 cubic centimeters
Typical Impedance : 20 milliohm @ 1 khz

Safety Features : Pressure released resettable vent