Synergy Digital Camera Battery, Works with Olympus MJU 800 Digital Digital Camera, (li-ion, 3.7V, 1090 mAh) Ultra Hi-Capacity, Compatible with Olympus LI-10B Battery - Walmart.com
Battpit: Digital Camera Battery Replacement for Olympus MJU 410 (1100 mAh) Li-10B 3.7 Volt Li-ion Digital Camera Battery - Walmart.com
Olympus mju 2 not turning on. It worked for a few hours with a Duracell cr123a chargeable battery( I don't have a charger ) so I bought 2 more cr123a batteries and
New Olympus U2 U2 Battery Cover Battery Door U2 U-ii Mju: Ii 35mm F2.8 Fixed Focus Lens Classic Film Camera Repair Parts
Olympus μ MJU 2 Battery
Olympus MJU 1, MJU II and Zoom Battery also Stylus Epic 1, Stylus epic 2 Cameras | eBay