This high capacity NB4L 710mAh rechargeable battery is 100% compatible with original manufacturer equipments and chargers and for you to keep as a reliable extra power source for your digital device. Keeps the extra battery handy for use and never miss a photo opportunity or any moment you want to take pictures. Integrated microchip prevents overcharging overheat & provide short circuit protection - Fully compatible with original factory batteries -- works the same as those - Premium quality lithium battery core - Multiple levels of protective circuitry - Recharged by original factory chargers - Compatible models: Canon IXUS (Powershot) 30/40/50/55/IZOOM