1. Both switch for Live wire and Neutral wire2. 3mm tempered glass with LED digital screen3. Support Alexa/Google Home for voice control.4. Built-in 20A magnetic holding relay for high-power load5. With monitoring funtion to record the daily electricity consumption6. Support timer/countdown settting for schedule7. Local countdown from 10-90 minutes,no network required8. Remote control from anywhere on Smart Life App9. Realtime feedback status for the boiler switch10.Easily share devices with your family to enjoy smart life togetherWiring :Live and NeutralInput Voltage :AC 100V-240V 50/60HzMax. Load :4400WRelay :Fanhar 20A magnetic holding relayWireless Frequency :WiFi 2.4GHz + V5.2WiFi Standard :IEEE 802.11 b/gStatic Power Loss :Less than 0.5WMaterials Tempered :Glass+PCWorking Life :100 000 TimesSystem Supported: I0S/Android ( Smart Life/Tuya Smart)WARM REMINDER't lid on the glass panel when the switch is in electrical.The glass panel lid on when it is in electrical. then the switch will not work.please Restart the main electric switch in your home. it will work Colour:BlackMaterial:Glass+PCPackage Contents:1 x Smart Boiler SwitchOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.