This 1channel Amplifier is able to use for single color 5V/12V/24VDC LED lights. Its max load is 12Amp. It's usually used with controller together, to enlarge the signal, to make one controller can control more LED Lights that over its rated load. Specification Operating Voltage: DC5-24V Product Size: L35*W10*H8 (mm) Net Weight: 15g Output Channel :1 channel Connection Way :Common Anode Output Current :12Amp/Cannel Output Wattage :5V<60W, 12V:<144W, 24V:<288W Application :Enlarge signal, work for single color LED strips or bars