The Spa Slim Heating Blanket features 3 independent heating zones with programmable heat levels per zone and programmable timer per zone: 1 to 75 minutes; 4 heat protectors for safety; and adjustable Velcro closures. It’s whisper quiet, waterproof, and fireproof (M1 approved). Adjustable temperature from 86°F to 140°F. 72"L x 36"W. 330 Watts. CE Approved. 1 year manufacturer’s warranty.