The automatic revolving door is beautiful and generous, and it is indispensable for hotels and other places. However, it is not uncommon for automatic revolving door clamps every year. How to ensure the safety of passers-by? Different types of sensors or detectors are used in conjunction with the revolving door to meet the needs of biometric identification, opening and anti-trapping. The automatic door presence detector and mobile safety window are easy to access and control, saving energy and keeping it safe.