Description: – 100% Brand New – The high quality PWM (Pulse-Width-Modulated) DC motor speed controller with switch function – The motor speed controller with a self-recovery fuse 2A and a Power-On LED light, maximum current of governor is 2A, not suitable for supply power greater than 12V, such as 12V lead-acid batteries, which may cause damage to the governor. This mini controller will be disconnected automatically if the current is too large and the fuse willrecover automatically after cooling .- PWM 1803BK DC motor speed controller allows controlling the direction of a DC the motor using a Pulse-Width-Modulated (PWM) DC voltage. Duty cycle adjustable: zero Specification:- Size: approx. 32*32*15mm/1.25*1.25*0.59” – The max output power:30W – Input supply voltage:1.8V-15VDC – The max continuous output current :2A – PWM Duty Cycle: 0% -100% – Weight : 14 g Package Included: 5 x PWM Motor Speed Controller Please note: – Don not be directly connected to household 220V AC,please allow 1-3 mm difference due to manual measurement – PWM (Pulse-Width-Modulated) DC motor speed controller with switch function. – The high quality PWM (Pulse-Width-Modulated) DC motor speed controller with switch function – The controller is safe with a self-recovery fuse 2A . Please double check all connections before applying power,and keeping turn off the power supply before attempting to wire the controller – The 1803BK DC Motor Speed Controller will be automatically disconnected if current too large,and the fuse will recover automatically after cooling. On Mar 2, 2023 at 02:14:33 PST, seller added the following information: