Don't miss out on those special moments simply because the battery ran out. This CTA digital battery replaces the Canon BP-511 digital camera and camcorder battery. Designed to meet or exceed OEM specifications, it is 100-percent compatible to the original equipment chargers. Power up on great deals for all your electronics at Overstock.com. Specifications: Chemistry: Lithium ion Voltage: 7.4V mAh (capacity): 1500mAh Run time (shooting time): Up to 2.5 hrs Compatible camera models: EOS D30/D60 Powershot G1/G2/G3/G5/Pro90 IS/Pro1 EOS-10/EOS-10D/EOS-10Ds/EOS Digital Rebel