This bundle includes 14 ION brand lithium ion NP-L7S batteries and one IDX-4 charger. These batteries have a capacity of 14.8V/ 4.6Ah 68Wh and are compatible with IDX brand products. The chemical composition of these batteries is Li-Ion. The batteries and charger are gently used, but still function properly. Perfect for photographers and videographers needing reliable battery power for their equipment.