For SONY Cybershot DSC-S50 Lithium-Ion Battery 1200 mAh (NP-FM50) Li-ion 1300mAh(7.4V) Premium Quality shown on the above picture is guaranteed by the original seller: IXAP INC at iXAP.COM at Amazon.com Keep a spare battery on hand or replace that tired old battery SONY NP-FM50 Battery