Part number:L0147 Item Weight:230 g Package Dimensions:10 x 10 x 5 cm 230 Grams Size:40A 8000W Plug profile:Wall Mount Switch style:Touch Switch Batteries included :No Batteries Required :No 40A HIGH POWER SWITCH: The 40A wifi smart timer switch can support up to 8000W of electrical appliances, including immersion heaters, storage heaters, boiler heaters and other heaters, high-power electrical appliances and high-load lighting equipment, etc. VOICE or APP CONTROL: ConBlom WiFi Water Heater Switch Compatible with Amazon Alexa or Google Home or IFTTT. You can control your gas boiler or water heater using APP (for iOS or Android) from anytime or anywhere. Please note that currently this water heater timer switch only supports 2.4Ghz WiFi TIMING FUNCTION: Control water heater based on the schedule timer by APP. More convenient than using traditional alarm clock to remind you of it. you can control the water heater by setting the counter on your smartphone. When you are away, you can see the on or off status of the water heater from the application. TEMPERED GLASS SURFACE: Waterproof, moistureproof, scratch-proof.Refined appearance and made of fire resistant maternal, safe and durable Overload protection, easy to replace your traditional mechanical switch(Requires neutral wire). EASY TO INSTALL: The Immersion Heater Timer Switch is very easy to install. A smart wall touch boiler switch come with 5mm deep box, It is with capacitive touch control, Not only a timers. We value product quality and customer experience highly, Our smart immersion heater switch has 2 year quality warranty. 40A HIGH POWER SWITCH: The 40A wifi smart timer switch can support up to 8000W of electrical appliances, including immersion heaters, storage heaters, boiler heaters and other heaters, high-power electrical appliances and high-load lighting equipment, etc. VOICE or APP CONTROL: ConBlom WiFi Water Heater Switch Compatible with Amazon Alexa or Google Home or IFTTT. You can control your gas boiler or water heater using APP (for iOS or Android) from anytime or anywhere. Please note that currently this water heater timer switch only supports 2.4Ghz WiFi TIMING FUNCTION: Control water heater based on the schedule timer by APP. More convenient than using traditional alarm clock to remind you of it. you can control the water heater by setting the counter on your smartphone. When you are away, you can see the on or off status of the water heater from the application. TEMPERED GLASS SURFACE: Waterproof, moistureproof, scratch-proof.Refined appearance and made of fire resistant maternal, safe and durable Overload protection, easy to replace your traditional mechanical switch(Requires neutral wire). EASY TO INSTALL: The Immersion Heater Timer Switch is very easy to install. A smart wall touch boiler switch come with 5mm deep box, It is with capacitive touch control, Not only a timers. We value product quality and customer experience highly, Our smart immersion heater switch has 2 year quality warranty.