Durability Metal Construction: Made from metal for long last and reliability in various applications The sturdy build ensures consistent operate in demanding environment Wide Application Ranges: Perfect for instrument, electronic device control, and music equipment tuning Solves compatibility issues between different encoding standards Versatile Knob Compatibility: Features 15mm / 20mm blossom handle design for easy installation with multiple knobs Ideal for enthusiasts and engineers to upgrade or replace existing equipment components Standard Electrical Specifications: Operates at DC5V with 10mA current, making it suitable for various electronic controller systems while maintaining energy efficiency Output: Generates accurate A / B phase square bands with 90degree phase difference for directional control Ensures reliability clockwise and counterclockwise rotation detection, Manufacturer: Xjdzineq