Estink PWM Motor Driver Module - Mini DC Motor Speed Controller with Over Current Protection, Electronic Speed Regulator for DIY Robotics, CNC Machines, and 3D Printers | Perfect for Hobbyists and Makers

Features: 1, Over current protection. 2, Connect automatically after cooling. Spec: Input Voltage: DC 1.8 V-15 V Current: Less than 2 A Size: 32 x 32 x 14 mm Package includes:1 x Speed Controller Notice: 1, Potentiometer has no switch function. 2, Connect to DC power. Never connect to 220 V AC power. 3, Please allow 1-3 mm error due to manual measurement. Thanks for your understanding.4, Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.