The Lumitec MiniRail2 6" Light is small, attractive, powerful, inexpensive, and made in the USA. As with all Lumitec luminaires, the Rail2 is IP67 compliant, which means despite its great looks it is just at home on a spray-drenched hard top as a teak-adorned salon. Voltage: 10 - 30vDCOperating Temp (°F): -31 to + 131 FOperating Temp (°C): -35 to +55 CWidth: 5.90in (14.97cm)Height: 1.11in (2.82cm)Depth: 0.60in (1.53cm)