The Delkin LI50B rechargeable lithium-ion battery is designed & manufactured according to original Olympus specifications & ratings, & guaranteed to be 100% compatible with Olympus LI50B compliant cameras & chargers. It is rated at 880m Ah & 3.7V to provide you with a longer run time between charges, & backed by a Delkin 2 year warranty. High quality cells & advanced manufacturing standards produce a battery that will deliver significantly more charge cycles over time, & more power per charge. Since Delkin rechargeable batteries are not hindered by a memory effect, you can charge your battery at any given point at any stage in the charge cycle without causing damage to the cells. Delkin Devices is an active participant in the Call 2 Recycle recyclable battery program & is committed to keeping products earth friendly. If you are unable to recycle your Delkin battery at the end of its lifetime, you may ship it back to our warehouse where we will happily recycle your battery free of charge.