WATER-REPELLENT FLEECE COVER: The Mellow heated seat pad has a water-repellent fleece cover that protects against splashes and spills and is hand washable UP TO 9 HOURS WIRELESS USE: The powerful 10,000mAh battery provides up to 9 hours of wireless use to ensure you remain warm and cosy all through the evening 3 HEAT SETTINGS: This outdoor heated cushion has a built-in control with 3 different heat settings allowing you to find your ideal temperature whatever the weather SUPPORTIVE MEMORY FOAM CORE: The heated seat pad has a memory foam core which provides extra seating comfort whilst helping to maintain shape ENJOY WITHOUT WORRY: The Mellow heated seat pad is design with safety in mind. There is built-in overheat protection to ensure that the cushion never gets too hot