Compact ' DMX512 protocol' Lighting Controller Simple to operate Use hand-held, on desktop, or mount anywhere easily 12 channels of manual control with master fading Starting address may be anywhere in the DMX512 channels Front accessible push wheel quickly sets starting address Group fader memory feature can include any of 512 channels Individual bump buttons per channel Battery operated or powered by AC adapter (included) Expected battery life is 20 to 30 hours of operation Slim-line AC adapter is energy-star and CEC compliant (Included) Compact size 7.6" x 1.3" x 3.75" (19cm x 3.3cm x 9.5cm) Light weight 2.2Lbs. (0.99kg)