Kastar 4-Pack NP-F970 7.4V 8700mAh Li-Ion Batteries + LTD2 USB Dual Charger — Compatible with Sony DCR-TRV520 DCR-TRV525 DCR-TRV58 DCR-TRV620 DCR-TRV7 DCR-TRV720 DCR-TRV735 DCR-TRV820 DCR-TRV9 DCR-TRV900 DCR-TV900

Complete power kit: four Kastar NP-F970 replacement batteries plus the LTD2 USB dual charger. Battery specs — Lithium-Ion chemistry; Voltage: 7.4V; Capacity: 8700mAh. Charger highlights — can charge two batteries at the same time and includes a changeable plate so you can swap in the appropriate holder to charge different batteries. The compact, easy-to-carry charger supports multiple input options and comes with a Micro USB cable. Charger Input: 5V 2-3A 15W; Output: 8.4V/4.2V 800mA(x1) 800mA(x2). Smart LED indicators on the USB dual charger display charging progress and remaining battery capacity.