Specifications: Working Voltage: DC12V/ DC24V Working Temperature: -20-60o Connection Mode: Common Anode(+) Output: 1CH Max Output Current: 2A/CH Output: 72W (12V) / 144W(24V) Size: 27 * 1.2 * 0.5cm/ 10.6 * 0.5 * 0.2in Weight: 20g Operations: MODE key: Switch to Dynamic Mode. Press this Key Again to Switch Among 5 Dynamic Modes. SPEED/BRIGHT key: Adjust Speed or Brightness. At Dynamic Mode, Press this Key to Change Playing Speed Among 5 Levels; At static Mode, Press this Key to Change Brightness Among 8 Levels; Press For 2 Seconds to Switch On/ Off. LIGHT/COLOR key: Switch to Static Light Mode. Package Include: 1 x 12V Ultra Slim Mini Portable Single Color LED Strip Tape Controller Dimmer (LED Strip Light not included)