This CTA digital battery replaces the Panasonic CGA-S003A/1B digital camera/camcorder battery. Designed to meet or exceed OEM specifications, it is 100-percent compatible to the original equipment chargers. Power up with great deals from Overstock.com. Specifications: Chemistry: lithium-ion Voltage: 3.7V mAh (capacity): 650mAh Memory effect: no For use with the following Panasonic digital cameras: SV-AS10/SV-AS10A/SV-AS10D/SV-AS10S For use with the following Panasonic digital camcorders: SV-AV50/SV-AV50A/SV-AV50S and all similar models