Renpho deep tissue massager relieves pains for body-The percussion technology can help relax and relieve pains on feet, calf, shoulders, neck, back, muscle, arms, and legs. Powerful motor and safety design. Great motor with extremely powerful up to 3600 pulses per minute. After using 20 minutes, it will automatically be stopped to prevent the massager from overheating Portable and flexibility. Handheld and cordless design, you can bring it to home, office and anywhere. 5 interchangeable head-attachments, depending on your preference Cordless and rechargeable. The built-in rechargeable battery lasts for approximately a total of 140 minutes on a full charge. For safety, it can't use while charging Great christmas gift ideas for mom dad men women and friends