Amazon.com: UltraPro LI-50B High-Capacity Replacement Battery with Rapid Travel Charger for Olympus SP-720UZ SP-800UZ SP-810UZ Bundle Included: Automatic Voltage Regulation, Thermal Circuit Protection, and More : Electronics
Amazon.com : Synergy Digital Camera Battery, Works with Olympus SP-810UZ Digital Camera, (li-ion, 3.7V, 1000 mAh) Ultra Hi-Capacity, Compatible with Olympus LI-50B Battery : Electronics
Olympus+Stylus+SP-810UZ+14.0MP+Digital+Camera+-+Black+%28V103020BU000%29 for sale online | eBay
Amazon.com: UltraPro LI-50B High-Capacity Replacement Battery with Rapid Travel Charger for Olympus SP-720UZ SP-800UZ SP-810UZ Bundle Included: Automatic Voltage Regulation, Thermal Circuit Protection, and More : Electronics
Battery (2-Pack) + Charger for Olympus SP-720UZ iHS, SP-800UZ, SP800UZ, SP- 810UZ, SP810UZ, SP-815UZ, SP815UZ Digital Camera - AliExpress