This one million candlepower lexan spotlight uses a 100 watt halogen bulb and a unique parabolic refector to focus white light to a beam so intense you can spot a buoy a mile away. The light and control console are water resistant and can be mounted in any position. 355 deg. horizontal rotation, 45 deg. upward, 35deg. downward adjustment. 10-1/8"H x 7W x 7-3/8"D Base is 4-1/4" square.