... . Working temperature: -20-60 °C2. Supply voltage: DC12V/24V3. Output: 3 channels4. External dimension: L89,W70,H28 mm5. Net weight: 160g6 ... on the power:2.Adopt RF control, there are four keys altogether, and every key-press function as follows: Program: pattern ... over the world, especially to Europe and Americas. DC12/24V LED Controller with plastic shell