Smart Wifi Thermostat For Gas Boiler, Battery Powered, Alexa Google Home. This Versatile, Battery-powered Thermostat is Perfect for Homes Without AC Power Availability, Providing Reliable Performance with Three AA Batteries. Its Sleek Design Features a 2.8-inch VALCD Screen and Intuitive Touch Controls, Ensuring Seamless Interaction. Utilize High-precision Temperature Sensors and Quality Relays to Maintain a Comfortable Home Environment. Easily Install the Thermostat and Replace Batteries when Needed. The Screen Automatically Turns off to Conserve Power, but Temperature Settings Are Always Accessible Through the Mobile App. Key Features: - App Control: Compatible with Smart Home and Tuya Apps for Easy Remote Management. - Battery Operated: Ideal for Locations Without AC Power; Alerts for Low Battery. - Voice Assistant Integration: Works with Alexa and Google Home. - Programmable Modes: Customize Temperature Settings for Different Time Periods Via Manual or App Setup. - Operation Modes: Choose Between Manual, Programming, and Temporary Manual Modes. - Data Statistics: Records Temperature Data over Time. - Temperature Hysteresis: ± 0.5°C for Precise Control. - Child Lock & Anti-Freezing Function: Added Safety and Protection. - Power Supply: 3 AA Batteries - Temperature Setting Range: 5-95℃ - Temperature Detection Accuracy: 0.1℃ - Temperature Setting Accuracy: 0.5℃ Enhance Comfort with a User-friendly Thermostat Designed for Efficient Temperature Management and Smart Home Integration..