The Model PR-1F solar light from Startronics Solar Lighting is compact, at 5.25 by 5.25 by 2 inches. It is equipped with a high-quality solar cell featuring a protective coating and bezel. A small rechargeable battery and solid state circuit board turn the lights on at night and off during the day. The case mounts on top of the roof with two fasteners. A small PVC fixture cap contains the LEDs and attaches to a bushing that protrudes through the roof. 800/811-1985; www.startronics-solar.com.