1/2/3/4 Gang TUYA WiFi Smart Touch Switch Neutral Wire Required Smart Life Control Work With Alexa Google Home And Yandex Alice Two wiring methods: Supports Neutral system and No Neutral system. Supports single fire system, but a capacitor is required when using No Neutral system. 3 control methods: APP control, Voice control, Switch touch control Wi-Fi direct connection: No gateway hub is required. Connect directly to the Internet and control via mobile phone. (Requires 2.4 GHz Wi-Fi) APP remote control: Use Tuya or Smart Life APP to remotely control the switch on and off. View the switch status remotely through the app. Link with other smart devices: Connect with other smart devices to create home automation scenes. Create custom modes that trigger lights automatically upon arrival. Support voice speaker control: Compatible with Alexa and Google Home Assistant for voice control of on/off functions. Timing function: Schedule the switch to turn on or off automatically at set times. Set wake-up times or bedtime routines. Share control: Share device access with family members through the app. Sensitive touch control: Tempered glass touch panel with high sensitivity. Durable glass material tested for up to 20 million touches. Waterproof, damp-proof, and scratch-resistant. Easy setup: Scan the QR code in the user manual to download the Smart Life or TUYA app from the App Store or Google Play. Connect to a 2.4 GHz Wi-Fi network and follow the instructions to pair the device. Specifications: 1. Certified standard: 2.4G WiFi IEEE 802.11b/g/n 2. Rated voltage: 100-250V AC, 50-60Hz 3. Max Load: 1200W 4. Max Current: 10A 5. Supports Neutral and No Neutral systems