Tuya Smart WiFi Thermostat Heating Water/Gas Boiler Wireless Temperature Controller USB/Battery Powered with Alexa Google Home

📌 Notice:Two versions shipped randomly — same function, same performance.RF433 Wi-Fi Smart Temperature Control KitA practical, high-performance heating solution for water/gas wall-mounted boilers. Designed for easy installation, stable control, and long-term energy savings—no professional tools required!✦ Main Features ✦1. Dual Power Supply ThermostatUSB powered (Type-C interface) & Battery powered supply: 3 x 1.5V alkaline AA batteries. Flexible use,  stable backup power.2. RF433 Long-Distance ControlReliable wireless signal, up to 200m range (open space), penetrates 3 walls for whole-home coverage.Quick pairing, pre-paired from factory—no setup required.*NOTICE: PRE-PAIRED — Pairing successful, ready to use（Thermostat & Receiver)3. Smart APP Remote Control & Weekly ProgrammingControl any times via Tuya Smart / Smart Life appCustomize schedule with 5+2/6+1/7+0 day programming. Adjust temperature, modes and times remotely.4. Voice ControlCompatible with Yandex Alice, Alexa and Google AssistantHands-free control with simple voice commands.5. Precise Temperature ControlTemperature adjustment hysteresis as low as 0.5ºCBuilt-in sensor, with 0.1ºC display accuracy6. Humidity & Weather DisplayReal-time local weather sync, temperature, and humidity info via Wi-Fi.7. Reliable ProtectionAnti-Frost functions prevents system damage.Child-Lock keypad avoids accidental operation.8. Premium Display Design3.5-inch VA screen with clear visibility at any angle2.5D curved lens + capacitive touch buttons9. Flexible installationStand on your furniture with 60º bracketWall mount with screwsPackage Includes1 x Thermostat1 x Receiver1 x Thermostat Bracket1 x Screw Pack1 x USB Cable1 x Manual