2-Pack LI-42B / LI-40B / LI-40C UltraPro Rechargeable Batteries 3.7V High-Capacity Replacement Battery with Rapid Dual Charger for Select Olympus Digital Cameras;

Keep shooting all day (and longer) with the UltraPro 2-Battery Kit. With two extended-life high-capacity batteries, a USB Dual-Battery Charger, and additional handy accessories, you'll have everything you need to get the most out of your camera. 

Our batteries meet or exceed OEM specifications and feature lithium-ion technology, so there's no memory effect to worry about. The latest battery technologies are built in, including automatic voltage regulation, thermal circuit protection, and more. Batteries are covered by a 3-year warranty, so you can shop with confidence.