The Savage Lithium Ion Battery 2-Pack & Charger provides a cost-effective alternative to several Sony batteries and can be purchased as replacements or extra units to fit various Savage LED lights. This battery pack features a capacity of 6600mAH and 7.2V of output power. Small and lightweight, the lithium-ion battery can be charged or discharged anytime without developing memory effects. It is available in the F970 model.