A constant current source regulated driver for 2-3x3W LED in any color. Mainly applicable to LED lighting, building lighting, stage lighting, LED display and theatre. AC To DC LED Power Supply 600mA 5 Pack LED Driver Power Supply - 600mA Output For 18-30x3W High Power LED Chips Govee Power Supply Hi-Link White Color HLK-PM01 AC DC 220V To 5V 3W 600mA Step Down Isolated Switching Power Module 12v 300ma Constant Current Led Driver Power Supply Odm | Wholesale 10pcs 3X3W 3X1W LED MR16 driver, 3*3W transformato... – Grandado Output : DC 4-12V, 600mA;Material : Aluminu, Plastic , Size : 6., 6 x 3 x 2cm/ 2., 6'' x 1., 2'' x 0., 8'' (L*W*H);Main Color : Silver Tone, Black , Weight : 80g