Progo Battery and Charger Kit for Olympus BLN-1, Including One Replacement Battery and One Pocket AC Charger with Car Adapter. Works Same As Original OEM for Olympus OM-D EM-5, 1600mAh, Retail Pack. Progo Brand Replacement Battery and charger, 100% Compatible with original manufacturer equipments, guaranteed! Battery rated at 7.6V and 1600mAh for a longer run time than the Olympus original Package includes 1 Progo battey and 1 pocket AC/DC rapid battery charger with car adapter and US to Euro plug. Absolutely no memory effect so that you can charge battery at anytime One year manufacturer warranty