HIGHLIGHT【Battery Powered】- No need to install a separate AC power supply, easy to install.【Three Optional Modes】- Manual Mode / Schedule Mode / Temporary Schedule Mode【Weekly Programmable】- 5+2/6+1/7 days a week, 6 time slots on weekdays, 2 time slots on rest days, supports different temperature settings and works according to the schedule.【Adjustable Backlight Brightness】- The backlight can be adjusted and turned off, to avoid disturbing your sleep【Precise Temperature Control, More Comfortable】- Temperature Hysteresis：0.5~10℃/Minimum Temperature Setting：0.5℃/Upper and Lower Temperature Limits：15~95℃【Temperature Calibration】- The displayed room temperature can be calibrated from 9.9°C to -9.9°C °C【Anti-freeze function】- If the gas boiler is not turned on for a long time, the thermostat will automatically turn on for a short time【Group control function】- Realizes group control in different rooms in particular situations SPECIFICATIONS--Temperature sensor: NTC--Temperature accuracy: ±1 °C--Self-consumption: <170 uW--Voltage: three 1.5 V batteries--Load current: 3 A (negative)--Protection degree: IP20

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