Our innovative seat cushion features an innovative water cooling system that maintains a constant temperature of 26°C/78°F, ensuring optimal comfort in hot conditions. Built-in dual high-performance fans efficiently cools the water circulation system to sustain the desired temperature. Advanced temperature sensor automatically activates the cooling mechanism when temperatures reach 30°C/86°F and includes an auto-shutoff feature after 4 hours to prevent energy wastage and ensure safety. Made of thickened foam and skin-friendly PU leather, this energy-efficient seat cushion is ideal for long-term sitters such as drivers and office workers seeking all-day freshness.