Functional Overview * Use with various PWM LED constant voltage controllers to realize the amplification of the output power of the controller to control a larger number of lamps * A controller can theoretically connect an infinite number of LED power expanders in series or in parallel to achieve synchronization of control effects Technical Parameter Input voltage: DC12-36V Output current: 4*5A Output power: 4*(60-180)W Working temperature: -30℃~55℃ Dimming method: PWM Dimming range: 0-100% Product gross weight: 114g