Features: Outer PVC: wear-resistant and anti-scratch, preventing external impacts Combination of oxidation layer: high temperatures resistance, anti-aging oxidation Advanced heat-resistant layer: good heat resistance, strong insulation effect. Push to achieve the function of the corresponding channel can also be programmed by yourself. The key support switching the channel and can also be individually programmed. Specifications: Item: DMX512 Controller for LED Light Output: 3PIN connection Power consumption: 2W Console input voltage: 5V Standard control: DMX512 Number of channel: 4/8CH Number of channel per page: 8CH Special note: This power cord is 5V, without power plugs Size:about 20.5x12.3x2.3cm/8.07x4.84x0.91in Package Includes: 1PC DMX512 Controller note: Due to problem of lighting effect there is certain tolerances in product, please understand. Please allow 0-1cm error due to the measurement.