About the Panasonic VW-WBJ10E Battery For SDR-SW20/S7/S
The Panasonic VW-VBJ10 Lithium-ion Battery (1000mAh) is a slim, lightweight, 3.6V rechargeable battery that's compatible with a variety of Panasonic camcorders, including the SDR-S10 series, SDR-SW20, SDR-S7