Vacuum Cleaner Electric Intelligent MEMS Detect Glass Cleaning Machine Control. Power-off protection, support for UPS, built-in uninterruptible power supply system, continuously for 20 minutes, anti-drop control algorithm, automatically return to the starting position. The high-strength safety rope with buckle has a tensile strength of 150kgf, and the cleaning speeds is 4 minutes/? . Support infraredContinue reading