500W motor speed controller Precise Digital Speed Control: Stepless adjustment from 0% to 100% with 1% accuracy enables exact regulation of fan velocity and motor RPM. Long Lasting Construction: Built with a robust ABS shell and quality PCB material for reliable long term use in demanding settings. 220V speed regulator designed for general purpose voltage control. Versatile Application Range: Suitable for household appliances, industrial equipment, scientific instruments, and light manufacturing. This general voltage regulator handles dimming and control and is compatible with both brushless and brushed 220V AC motors. Clear Digital Display: Easy to read digital screen for monitoring speed settings. Compatible with both brushless and brushed 220V AC motors. Performance and Compatibility: 500W rating provides solid performance for 220V AC motor applications, with support for dimming and precise speed control on both brushless and brushed motors. Practical Use Scenarios: Household appliances: precisely control fan speed for targeted airflow and comfort. Light manufacturing and packaging: regulate conveyor or feeder motor speeds for consistent throughput. Scientific instruments and lab equipment: adjust motor drive and dimming to suit experimental needs.