3Pack Dimmable LED Controller,Led Strip Lights Dimmer Switch,12V Led Dimmer, LED

★ Multiple uses: DC 12V - 24V. Maximum working current: 6A. DC plug size: 5.5mm x 2.1mm. ★ Easy to use: plug and play. There's a button just to twirl it to adjust the brightness of LED lights. Static power consumption: <1W.

eBay