... Panel 2,Max: 196W 8A 3,DC 12V/24V 4,125pcs/ctn Touchable LED RGB Controller 1 Technical ParametersController -- Model: ... 24V < optional > ( supply voltage should be marked on order )3. output: 3 channels4. connection mode: common anode5. external dimension: L130 Χ W40 Χ ... you can choose as you like.6: 2 years warranty:3 Controller External Dimension:4 Package:General packing is white bag, special ...