1.Extremely design with high quality:Sensitive button design for excellent on or off for on or 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 or OFF Relay Status Adjustable:Set your restart status for your boiler switch with ON or OFF or 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.Voice control:Compatible with for and for home for simple voice control supported,controlling our device via easy voice for freeing your hands. 4.Wireless Remote Control:You can use "Smart Life or 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. 5. and Countdown Supported: 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 or off the device it is designed with circulate Easily choose the installation method with horizontal or vertical to cater to your desired style, your own schedule for on or off your lights in a preset time,No more worry about forgetting turning off lights for energy saving,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. Voltage: Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , thePhilippines,Taiwan and so on. Colour:Black Material:Glass Package Contents: 1 x Boiler Water Heater controller Only 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.