Kastar AC Wall Battery Charger Replacement for Olympus OM SYSTEM BLX-1 Lithium-Ion Battery, Olympus OM System BCX-1 Battery Charger, Olympus OM System OM-1 Mirrorless Camera - Walmart.com
1.35V MR-9 PX625 Battery Adapter PRO Battery for Olympus OM1 / Canon F-1 / Leica M5 Film Camera made in UK - Etsy Hong Kong