Wahl’s Deep Tissue Cordless Percussion Massager Ergonomically designed with a rubberised grip and long handle, making it comfortable to use and perfect for those hard-to-reach areas. Lithium-Ion technology allows 200 minutes cordless run time, so you can enjoy a massage without the hassle of a cord getting in the way. Deep tissue percussion movements target stress and tension. Ideal for neck, shoulders, upper back, lower back, hamstrings, calves, and feet. The variable speed setting adjusts the intensity from very gentle and relaxing to intense and soothing for comforting deep tissue penetration.• Li Ion Cordless Operation with Best in Class 200 Min Runtime • Ideal for deep tissue penetration- Deep tissue percussion movements target stress and tension. Ideal for neck, shoulders, upper back, lower back, hamstrings, calves, and feet. • Total body massage- Ergonomically designed with a long handle making it comfortable to use and perfect for those hard-to-reach areas. • 5 Unique Massage Attachments for Deep Tissue Massage, Four Finger Massager, Large Area Massage, Tense Muscle Massage and Spinal Massage • Variable power- Up to 3000 pulses per minute for comforting deep tissue penetration