2. Bluetooth is only for network signal connection and cannot be used alone. Wi-Fi + Bluetooth is more stable.

Specifications:
Relay: 20A
Power: 4000W
Voltage: AC 110-240V 50/60Hz
Operating Temperature: 0°C-40°C
Radio Frequency: 2.4GHz
RF Operating Frequency: 433.92MHz
RF Encoder Chip: EV1527
RF Modulation: ASK
Material: V0 Flame-Retardant PC + ABS
European Standard Switch Dimensions: 8.6cm*8.6cm*3.88cm

Features:
--[24-Hour Online AI Assistant]
After connecting the switch to the Smart Life app, you can use the AI Assistant to query various functions and parameters with one click. Simply enter a simple command in the dialog box to enjoy a more advanced AI experience, eliminating the need for searching. For example, you can enter 'Query electricity usage for the past seven days' or 'Query water heater switch wattage.'

--[4000W High Power]
This 20A high-current, 4000W high-power switch is suitable for high-power appliances such as air conditioners and water heaters.

--[Voice and Mobile App Remote Control]
The switch can be remotely controlled via the mobile app, supporting various voice commands. It can also be controlled via smart speakers such as Amazon Alexa, Google Assistant, Tmall Genie, Yandex Alices, and SmartThings.

--[Energy Statistics]
The mobile app allows you to monitor, query, and collect statistics on electricity usage in real time, helping to control power usage, achieve energy conservation, and better manage energy consumption.

--[RF433 Remote Control Support]
The switch supports RF433 remote control with an effective sensing range of 100 meters (RF433 remote control required for separate purchase). Matching Signal: Quickly press the switch button five times, then quickly press the remote control pairing button twice.
Clear Signal: Quickly press the switch button eight times.

--[Double-Baffle Design, High Safety Margin, Enhanced Safety]
1. A circuit separator is designed at the switch wiring to prevent wire crossover.
2. A high-insulation separator made of V0 flame retardant material is installed between the switch panel and the circuit board to prevent direct contact with the circuit board.

--[Timer Function]
Various timer settings allow you to automatically control the switch according to your personal preferences. These include timers such as countdown, loop, and inching.

--[Indicator and Luminous Bar Design]
The switch features a red indicator light on the top and a dimly lit fluorescent bar on the bottom, making it easy to locate the switch even in dimly lit environments.

--[Wi-Fi + Bluetooth Dual-Mode Connection]
Turn on your phone's Bluetooth to automatically search for networks, quickly configure your network, and connect to apps faster. The speed is approximately twice that of a single-mode Wi-Fi connection.

Package Include:
1x Tuya Water Heater Switch
1x Packaging Box
1x Instruction Manual
2x Mounting Screws