200gsm Super Soft Velvet Helps Relieve Fatigue And Painful Joints Smooth Muscle Soreness & Stiffness Promote Blood Circulation New Ntc/ptc Technology Ensures Safety For Users Unique Rapid-heat Technology You Can Feel The Heat Within 30 Seconds 6 Heat Settings (113/122/131/140/149/158f) 6 Timer Settings (15min/30min/45min/60min/90min/120min) Lcd Display Shows Real-time Temperature Every Second And Auto-off Timer Countdown Press Temp Button For 2-3 Seconds To Switch Between Fahrenheit And Celsius Moist Or Dry Dual Therapy Entire Pad Washable No Additional Cover Overheat Protection As Well As Overcurrent Protection 9 Ft Extra-long Power Cord Fda & Fcc Approved