Features: Usually matches with LED controller?∨ LED lighting sources and power supply?∨ to make up an integrated LED system. Takes charge of the amplification of output signal from LED controller to improve the load output capacity of LED system. With this amplifier?∨ you can extend your RGB LED strips such as 5050?∨ 3528?∨ etc. Specifications: Operating voltageDC12V Operating temperature-20-60 Connecting mode: Common anode Output: 3CH Max output current: 4A/CH Output power: 144W (12V) Size: 15 * 1.3 * 0.5cm/ 5.9 * 0.5 * 0.2in Weight: 6g/ 0.2oz Package Content: 1 * LED amplifier (LED Strip Light and controller not included)"