The dual version of the Aqualite is similar to the single but has two on/off switches with separate power cords. The10,000K and Actinic lamps included. 36 watt and 65 watt lamps have straight pin arrangement, 96 watt lamps have square pin arrangement. 65 watt and 96 watt fixtures are fan cooled. Dual linear strip light fixtures are 2-5/8" tall and 7-1/4" deep.