Solu DC 1.8V 6V 2A Low Voltage Motor Speed Controller New Regulation PWM 1803B//1.8v 3v 5v 6v 7.2v 12v 2A 30W DC Motor Speed Controller (PWM) 1803BK Adjustable Driver Switch About us (Solu ), Professional factory of circuit boards for Arduino, welcome to our store for more choices with best price. What we pursue is your satisfication of our service, not just for our goods.For any reason you are unsatisfied with our product at any time, simply contact support for exchange or refund. we will reply you about any question you ask within 24 hours 1803B DC Motor Speed Controller allows controlling the direction of a DC motor using a Pulse-Width-Modulated(PWM)DC voltage with a Duty Cycle fully adjustable from 0%-100%. The motor speed controller is with a self-recovery fuse 2A and a Power -On LED light. It can easily provide a continuous current of 2A to your DC motor or other DC load.Input supply voltage:1.8V-15VDC Usually, you will get it actually in 9~19 days, If you are in the USA and the item is NOT Fulfilled by Amazon. the item will be sent to you by USPS with shipping information from China. The estimated delivery time offered by Amazon is not the real time. Your patience is highly appreciated. Hope you will receive your item soon and enjoy using it.