DC Motor Speed Controller PWM 1.8v 3v 5v 6v 12v 2A 30W Adjustable Driver Switch 1803BK with Self-Recovery Fuse for DIY Electronics Low Voltage (2PCS)

["Low Voltage DC Motor Speed Controller : Adjustable duty cycle: 0%-100%","Adjustable PWM Speed Regulation: with switch function, with start-up LED light, and equipped with a 2A self-recovery fuse, which will automatically disconnect if the current is too large, and will automatically recover after the fuse cools down.","Input voltage: DC 2.2V-15V; output voltage: 1.8V-15V","Maximum output power: 30W; Maximum continuous output current: 2A","Mini Integrated Structure：Measured 32×32×14mm and 14g in weight, Upgraded Construction, Adopts genuine 1803BK dedicated chip and high-grade electronic components. Solid craftmanship ensures steady output performance and longer service life than standard ordinary versions."]