URC-102 Master Control for RCL-50 & RCL-100 Searchlight. Controls ON-OFF and light rotation speed. Provides optimum voltage for brightest performance. Can perform up to six different duties; controls searchlights, winches, and other devices. 12/24V, for RCL-50 and RCL-100 Series. Includes: 8-ea. in-line connectors, but no coaxial cable. 2.8" x 3" x 1.6"