Amazon.com : UltraPro LI-50B Battery 2-Pack Bundle 1000mAh Digital Video Batteries with Rapid Travel Charger for Select Olympus Cameras Including SH-25MR, SP-720UZ, SP-800UZ, SP-810UZ, and SZ-31MR : Digital Camera Battery Chargers :
Olympus SP-720UZ Battery (1 Cells)
LI-50B Battery HOSAN Camera Battery Set for Olympus Li-50B for Pentax D-Li92 and for Ricoh DB-100 Olympus SP-720UZ, SP-800UZ, SP-810UZ, Olympus SZ-10, SZ-12, SZ-15, SZ-16, SZ-20, SZ-30MR, SZ31MR: Amazon.co.uk: Electronics & Photo
Olympus releases SP-820UZ and SP-720UZ 14MP superzooms: Digital Photography Review
Olympus SP-720UZ Digital Camera Review | ePHOTOzine
USB Li-50B Battery Charger for OLYMPUS D-750 D-755 D-760 SP-720UZ SP-800 SP-810 | eBay