1. In the 120 shutdown cycle, after 10,000 operations per hour, the product organization still maintains a good operating state, with a withstand voltage of 6000V, which can extend the service life of the device even under overpressure conditions. 2. Professional EMC test, experienced rapid transient impulse immunity test, surge test, electrostatic discharge test, etc., the product remains intact. Professional EMC comprehensive testing ensures a secure and reliable communication process. 3. EMC electromagnetic interference performance, built-in anti-interference chip, enhance the stable transmission and reception of WIFI signals, to prevent clutter interference. Note: Check if the WIFI router is 5G or 2.4G. This product supports 2.4G (if it is a dual-band router, please change to 2.4G). 4. Quick shutdown function, improve opening and closing performance, widening handle for easy switching, high current support for more equipment, prevention of overheating and aging, and extended service life, overload protection, short circuit protection, isolation protection, larger lines The holes are more reliable and the flame retardant cover has better heat resistance. 5. A mobile phone can control all appliances through an APP, such as island power, tower equipment, outdoor lighting, house power, field engineering, mountain facilities, street lighting control, multi-function, remote / power on / off / timing / Intelligent scene, compatible with Alexa, google home, IFTTT cooperation.