Pro Therapy Vibration Neck Massager with Soothing Heat Product Details Vibration Massage: Therapeutic vibration massage offers neck pain relief; helps release built-up tension and tightness; high speed for harder-working massage; low speed for relaxation Soothing Heat: Turn on gentle heat therapy and feel warmth radiate throughout your upper back and neck; warmth helps melt away the day’s stress; penetrates for an enhanced massage experience Comfort Flex Handles: Take control of your massage intensity; pull tight to help the massage mechanism dig deep to workout knots and soreness; relax grip for a gentler, more soothing experience Easy to Use:Integrated controls for quick-touch operation; 2 speed settings to meet your needs; battery or adapter-driven power for added convenience and mobility What’s in the Box: (1) Pro Therapy Vibration Neck Massager with Soothing Heat, (1) Adapter