1、STRONG MOTOR: Using 390 strong magnetic copper core motor, it has large torsion and does not get hot, the maximum power can reach 75W, and the service life can reach 500 hours. 2、SAFE OPERATION: PCB adopts 94V0 grade flame retardant material, for AD 14 pin chip and high power MOS tube, with current overcharge, input overvoltage, locked rotor overcurrent protection. 3、SIMPLE CHARGING: The host has 5 stages power display and charging light flashing, and has a universal TYPE C charging port, 2‑3 hours of fast charging, and a working time of 90 minutes. 4、EASY TO INSTALL: With retractable handle design, the handle can be removed or installed by rotating the handle, and multiple cleaning discs are suitable for different situations. 5、MULTIPLE USAGES: Used for deep cleaning of surfaces such as floors, furniture, bathrooms, kitchens, automobiles and interiors, or for polishing and waxing automobiles, convenient and fast.