DV-66S is a 7.2V, 6600mAh Li-ion DV battery compatible with Panasonic CGA series D54S/D28S batteries.
It has a 7.2V pole DC output socket for Dynacore LED light D-L5000/D-L5010, allows to power camera and light simultaneously.
DV-66S also has a 4-level LED indicator to give you a view of remaining power before mounting to camera.
The build-in intelligent circuit has multiple protections of abnormal current, voltage and temperature.