The HVL-20DMA dual video light from Sony brightens up even the darkest video shoot. It features two bulbs that produce either 40 lux of light in single bulb mode or 80 lux in dual bulb mode. The HVL-20DMA is compatible with InfoLithium M series batteries (sold separately) for long lasting power in even the most demanding shooting situations. The included adaptor bar makes mounting to the light to the camcorder easy, as well as allowing flexibility in lighting angles. Dual video light for compatible Handycam camcorders Provides bright lighting for rich, detailed video Easily switches from single-light 10 watt output to dual-light 20 watt output Works with InfoLithium M series batteries (sold separately) Includes an adjustable adaptor bar for easy mounting and lighting flexibility Compact and lightweight