The digital temperature controller automatically switches between cooling and heating to keep your equipment within the target range. This helps prevent temperature excursions, improves efficiency, and protects devices from extremes. Key benefits - Automatic Mode Switching: maintains a stable temperature automatically, reducing energy waste and adapting to changing conditions. - Alarm Functionality: provides audible and visual alerts for high temperatures or sensor faults, enabling prompt action to prevent damage. - User-Friendly Operation: easy to use with straightforward mode switching and simple point setting, suitable for both beginners and experienced users. - Robust Construction: flame-retardant ABS shell delivers durable, reliable performance in daily use and challenging environments, helping extend equipment life. Specifications you can rely on - Function: cooling and heating control with automatic mode switching - Alarm: audible and visual indicators for high temp or sensor failure - Material: flame-retardant ABS housing for safety and durability - Performance: stable temperature maintenance to protect sensitive equipment Practical applications - Electronics enclosures and small control cabinets requiring continuous temperature control - Laboratory equipment, incubation, or climate-sensitive storage where both heating and cooling are needed - Small workshop devices or hobbyist projects that demand reliable temperature regulation and rapid fault alerts This description aligns with the original product’s features and does not add or omit specifications.