Designed to power a range of Sony digital cameras, the Sony NP-FW50 rechargeable digital camera battery, rated at 1020mAh and with 7.2 volt output, is powerful and long-lasting. With lithium-ion chemistry, the battery delivers a stable output and is instantly responsive to sudden, high-drain power demands such as when using camera flash. Precision manufactured, this is a battery you can depend on to perform perfectly on every occasion.