20A 4000W WiFi RF433 Smart Switch For Hot Water Heater Assistant Tuya Wall Switch Power Monitor Work

Specifications:Relay: 20APower: 4000WVoltage: AC 110~240V 50/60HzWorking temperature: 0°C~40°CWireless frequency: 2.4GHzMaterial: V0 flame-retardant PC+ABSEuropean switch size: 8.6cm8.6cm3.88cmPacking list:Tuya Water Heater Switch1Retail Box1Instruction Manual1Mounting Screws220A 4000W WiFi Water Heater SwitchPower Moniter | WiFi + RF433Power MonitorThe power consumption can be monitored in real time, queried and counted through the mobile phone APP, which is conducive to controlling the power consumption, achieving energy saving and environmental protection, and helping users better manage power consumption.4000W High Power20A high current 4000W high power switch, suitable for high-power home appliances such as air conditioners and water heaters.Voice And Mobile Phone APP Remote ControlThe switch can be remotely controlled through the mobile phone APP, supporting multiple voice command control, and can be controlled by smart speakers such as Tmall Genie, YandexAlice, SmartThings, etc.Support RF433 Remote Wireless ControlThe switch supports RF433 remote control, with an effective sensing distance of 100 meters (RF433 remote control needs to be purchased separately).RF operating frequency: 433.92MHzRF encoding chip: EV1527RF Modulation Method: ASKMatch signal: Press the switch button 5 times quickly, then press the remote control match button 2 times quickly.Clear signal: Press the switch button 8 times quickly.Double Partition Design, High Safety Margin, Safer1. At the switch wiring, a circuit isolation board is designed to avoid line intersection.2. Between the switch panel and the circuit board, we also installed a high-insulation material isolation board with V0 flame retardant to avoid direct contact with the circuit board.Timing FunctionMultiple timing setting methods, set the timing according to personal habits to achieve automatic switch control, support timing, countdown, cycle timing, and inching timing.Indicator Light And Fluorescent Bar DesignThere is a red indicator light on the top of the switch and a fluorescent bar at the bottom, which emits a faint light, allowing you to easily find the switch position in a dark environment.Multiple Functions1. Three relay states: default on, default off, and memory function after power failure.2. Offline reminder: The device offline reminder function helps users to understand the device status in time and effectively prevent device failure.3. Device sharing: Family members can control the switch with their own mobile phones through the device sharing function.4. Group control: Create a smart group for the switch and control multiple smart devices with one click through the APP. For example, set up a "sleep group" and when you want to go to bed, you can turn off all devices in the group at the same time with just one click.Netural Wire Required