1.Extremely design with :Sensitive button design for excellent on/off for on/off your boiler; Exquisite craft with lovely drop-shaped ensures better user experience;Built-in Tuya chip is featured as for smart controls in Smart Life App. Install the US type with horizontal and vertical position are both feasible for great visible experience. 2.ON/OFF Relay Status Adjustable:Set your restart status for your boiler switch with ON/OFF/Keep as last status optional as smart automation when power off;Even device share to your family members to smartly control together for added convenience. 3.Wireless Remote Control:You can use "Smart Life/Tuya Smart" APP in your smart phone to control the boiler switch wirelessly with 2.4G Wi-Fi or 4G network with no hub required anywhere from anytime.No more worry about forgetting turning off your boiler. 4.Timer and Countdown Supported:Timer your own schedule for your boiler in App to automate the shower system of your house as well as saving energy.Also countdown is featured for setting your own time to switch on/off the device;Easily choose the installation method with horizontal or vertical to cater to your desired style Voice Control:Timer your own schedule for on/off your lights in a preset time,No more worry about forgetting turning off lights for energy saving Remote Control:Enhancing your automated lifestyle Multiple Functio:When you're outside,you can turn on the water heater remotely and adjust it to your desired temperature Note: Installation guide not included, we strongly recommend you professional installation. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences Voltage:AC220V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Colour:White Material:Glass Package Contents: 1 x Boiler Water Heater controller