Olympus BLS-50 Lithium-ion rechargeable battery for for select Olympus cameras at Crutchfield
Amazon.com: BM Premium 2 BLS-50, PS-BLS5 Batteries and Dual Bay Charger for Olympus OM-5, OM-D E-M5 III, E-M10, E-M10 III, E-M10 IV, E-PL8 E-PL9 E-PL10 Stylus 1 Cameras : Electronics
BTR-BLS5-JWP-003 Wasabi Power Battery For Olympus Bls-5, Bls-50, Ps-Bls5