Protective Function: Anti-surge Application: Indoor Shell Material: PC Flame Retardant Material Special Function: Timing Function Connection Mode: Single Zero Fire Universal Rated Frequency: 50-60Hz Installation Hole Distance: 60x60mm Protection Class: IP20 Wi-Fi Type: 2.4GHz Standard Type: European Standard Wire Core Material: Brass Switch Type: Touch Features: 1. Supports third-party voice control and intelligent o control with timing settings 2. APP-controlled timing functions for remote on/off operation and background light control 3. APP settings to turn on or off the background light 4. Power-off memory function 5. Automatically enters distribution network mode upon power-on; long press touch button for 5 seconds to enter distribution network mode when blue light flashes Package Included: 1 Set (1 Intelligent Switch, 1 Manual)