Sony

Features
Rechargeable Ni-MH batteries
Suitable for MP3 players, cameras, remote controllers etc.

Specifications
Voltage: 1.2 V DC at 2500 mAh capacity
Recharge cycles: at least 500
Material: Ni-MH
Size: standard AA size, 14.5 mm x 50.4 mm
Net weight (of each battery): 30 g