Red Blisslights Compact Spright Outdoor Holiday Projector w/ Ac Adapter 25 x 25 coverage area or about the size of 2 two-car garages. Uses an average of just 3 watts in temps above 55F (8 watts in temps below 55F). Included with the Spright: 12V Manufacture provided transformer Nighttime Operating temperature of -15F to 90F (Allow 15 minutes for built-in heater to start in colder temperatures). Replaces 4 standard landscape lights or hundreds of feet of rope lighting.