The motor speed controller is an essential tool for anyone needing to adjust motor speeds in low voltage application. Its switch function enhances usability, making it ideal for LED dimming and various motor speed control tasks. Features -Color:Multi -Material: PCB -Size:5.00X2.00X0.10cm/1.97X0.79X0.04in - Maximum voltage: 16V - Minimum voltage: 5V - Continuous current: 10A - Short circuit limit high current :20A (less than 10 seconds) - Wide range: This module provides wide range of speed adjustments from 5v to 16v, making it adaptable for various motor speed needs -Built-in allowing for easy and convenient control of the motor with a simple toggle -Efficiency: this module is used for application requiring high power and efficiency -Versatile: can be used for both LED dimming and motor speed control, offering great flexibility -User-friendly to operate: this module is ideal for diy enthusiasts and experimental projects Package list: 10 x DC Motor Speed Controllers