Sony NP-FW50 InfoLITHIUM Battery

Power You Can Count On — Shot After Shot

Stop guessing how much battery life you have left. The genuine Sony NP-FW50 InfoLITHIUM W-Series Rechargeable Lithium-Ion Battery delivers a reliable 1020mAh / 7.3Wh of power and uses Sony's intelligent InfoLITHIUM technology to broadcast the exact remaining charge percentage right on your camera's LCD — so every shooting decision is an informed one.

Built as the authentic OEM power source for Sony's mirrorless and NEX ecosystem, this battery integrates seamlessly with camera firmware and dynamic security systems, guaranteeing accurate readings and consistent performance. Its lithium-ion chemistry means zero memory effect — charge it whenever it's convenient, whether it's half-depleted or fully drained, without sacrificing long-term capacity. On supported camera models, in-camera USB charging is fully compatible.

Designed for Portability, Built for the Long Haul

At just approximately 1.5 oz (42 g) and measuring 1.25 x 1.8 x 0.75 inches (31.8 x 18.5 x 45.0 mm), the NP-FW50 keeps your kit light and travel-ready. It fits a broad range of Sony bodies including the Alpha a7 II, a7R II, a7S II, a6500, a6400, a6300, a6100, a6000, a5100, a5000, a3500, a3000, ZV-E10, NEX-7, NEX-6, NEX-5T, NEX-5R, NEX-5N, and more — making it a smart backup for any Sony mirrorless shooter.