[Quality Material] Made of premium flame-retardant PC and ABS material, more durable & safer. [3.5-inch Large Display Screen] High-definition VA LCD screen with backlight, easy to operate and read values in low illumination environment. [One-touch Temperature Control] Preset temperatures maintain within ±1°C. [5+1+1 Six Periods Programmable] Maximize comfort and economy. [Data Memory Function] Data will be automatically memorized when it powers off so that you don' t need to worry about data lost when the power is suddenly off.