Features1Using skin friendly material, soft and safe, which is comfortable for you to use. 2Simple operation, one button to start, with three buttons to operate all functions. 37 levels massage strength to be adjusted, which can meet the needs of different people. 4With a palm size, easy to carry, and wireless design allow you can use it anywhere. 5Multi parts massage, suitable for relieving pain of shoulder, back, waist and limbs.SpecificationItem Type: Neck Massage StickersMaterial: PU Leather, ABSPower Supply: Lithium Battery IncludedBattery Capacity: 60mAh Applicable Parts: Shoulder, back, waist, limbs Massage Mode: Automatic, knock, knead, massage, press Functions: Promote blood circulation and relieve wind cold, dredge meridians, relieve stiffness, muscle fatigue and improve dizziness.Prohibited Items 1. Do not use near the heart, above the neck, skin disease (wound), sprain, fall and other parts. 2. Do not use for patients with irregular heart rate, heart and brain diseases, nausea, tumor, cold and fever, acute disease, self-conscious disorder, abnormal blood pressure, and allergy to electrode tablets.3. Do not use together with other medical devices or coating agents. 4. Do not use this product within 1 meter near short wave or microwave equipment. 5. Do not use for pregnant women, women in childbirth and children. 6. Do not use when sleeping or taking a bath.Package List1 xPatch 1 x Host Machine 1 x USB Cable 1 x Instruction 1 x Storage Bag 1 x Homing Board