ITEM NAME:30A Led Single Color Dimmer DC12V-24V For Dimmer RF Dimming Controller Cont G7S7 30A Led Single Color Dimmer DC12V-24V For Dimmer RF Dimming Controller Cont G7S7 LED light hand adjustment knob light bar light with control dimming brightness adjustment controller Can adjust 12V constant current led lamp beads and 12v-24v constant voltage LED lamp bead lights with light bars With automatic memory Dimming range: 0-3%-100% stepless dimming Input voltage: DC DC 12-24V 30A Input current: 0-30A less than 30A Power: 12v 360W watts (W) 24v 720 watts Minimum power greater than 1 watt. Working temperature: -20 ~ 60 degrees Celsius Dimensions: 85 mm (L) x 66 mm (W) x 20 mm (H) material: metal Mainly used to adjust a single color LED lighting / light bar monochrome 5050 3528 light bar Colour: Black Package Include:1x 30A Dimmer Controller