Kinamax 2000mAh BP-511 / BP-512 Replacement Battery for Canon EOS 10D, 20D, 30D, 40D, 5D, D30, D60, Rebel, Optura 100MC, 200MC, Pi, Xi, PowerShot G2, G3, G5, G6, Pro 1, 90 IS, ZR40, ZR45MC, ZR50MC, ZR60, ZR65MC, ZR70MC, ZR80, ZR85, ZR90 Ultra high 2000 mAh power -- the higher the mAh rating, the more power a battery will store and the longer it will last Manufactured using premium Japanese grade A battery cells Includes a 3-year warranty