DX2400 1.2v 900ma NiMH 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 45 hours in wireless mouse
1 charge up to 7.5 hours in gaming controller
1 charge up to 250 pictures

Size : AAA 900 mAh (HR3) Rechargeable NiMH Battery

Technical Specifications
Classification : Cylindrical Rechargeable
Chemical system Nickel Metal Hydride (Ni-MH)
Designation : IEC – HR3 Nominal

Voltage : 1.2V
Operating Voltage : 1.0V-1.35V
Typical Impedance : 30 milliohm @ 1 khz

Operating temp : -10⁰C to 50⁰C
Storage Temp : 5°C – 30°C
Typical weight : 12.8g
Typical Volume : 3.5 cubic centimeters

Safety Features : Pressure released resettable vent