POWERFUL MASSAGER: The latest high-powered motors provide powerful deep vibration for body massage. It will help you relax all tight muscle groups, relax and make your body healthier than ever.Rotating Flexible Head - The flexible neck is awesome for working the personal massager into your joints and muscles. You can achieve optimal coverage of all your sore spots even if youre on your own.Full Body Relaxation - handheld massager provides the perfect power for sore muscles, (arm, shoulders, neck, back, thigh, calf, foot, etc.)10 Vibration Modes - Customize your massage to suit your needs with 10 massage modes. Using Back massagers to help relieve muscle pain after a stressful day can keep stress and anxiety at bay. works to providing customers with the highest quality hand held massager and services. We offer a 90-day risk-free money back guarantee and a 180-day production guarantee. If you have any questions, please contact us by email and we will give you satisfactory response within 24 hours.