LED technology offers lamp longevity, low power consumption and daylight illumination. Utilizes supplied rechargeable batteries for power source. built-in batteries Included Securely connects to the standard show mount on most digital HD camcorders Bracket for optional 1/4" tripod screw mounting. Power output: 2.2V Lamp Type: 5500K LED Mount Type: Shoe mount, Side Bracket (1/4"-20 thread) Dimensions: 58 x 40 x108 mm Warranty: 1 Year Limited Warranty