Specification: Brand: Panasonic Model:BK-4mCCA/4BC Real Capacity: 950mAh Type:NI-MH battery Rated voltage:1.2V Rechargeable:Yes Size:AAA(10.5*44.5mm) Used for portable tapes and TV remote controls, clocks and radios, video games, smoke alarms, PDAs, Flashlights, DVDs, MP3 and digital; cameras, cordless phones, electric toys Features: Using the latest lock technology; Comply with world environmental standards; Charge and discharge more than 500 times, excellent high discharge/discharge performance.