Drawing 2.5 A on 12 Vdc electrical system, DL-APB-LED-30W produces 2,700 lm in 600 x 100 ft beam spot configuration. PAR46 LED light emitter resists damage from shocks and vibration, LED assembly has average lifespan rating of 50,000 hr, and 360° spindle allows light to make complete rotations while being permanently mounted to surface. Located above spindle mount, joint allows light to be adjusted up or down by operator. Chrome-plated knob on back of unit allows vertical tilt adjustment.