The Ravin Electronic Drive Battery is a High Performance 12-volt lithium battery. The battery weighs 800 grams. It offers 3,000 Milliampere Hour (mAh). This battery is for use with 500 Series bows only.|.41|3.25|3.75|2.5|High Performance 12-volt lithium battery|Battery weighs 800 grams|3,000 Milliampere Hour (mAh)|For use with 500 Series bows only||||T|Warning: This product contains chemicals known the state of California to cause Cancer and Reproductive Harm. For more information, visit www.p65warnings.ca.gov|CN|NO