Features1TENS PULSE: The pulse frequency is transmitted to the deep skin, which simulates various massage methods and brings you a comfortable massage experience. 2ERGONOMIC DESIGN: Adopts ergonomic design, using 3d intelligent fitting technology, the electrode pad fits the neck curve and can be easily adjusted. 3PORTABLE DESIGN: Pulse neck massager is small and light, you can carry it with you, so that you can enjoy a comfortable massage during your trip. 4APPLICATION BODY PARTS: Electric neck massager device is more suitable for your neck size and curve, give you a comfortable massage experience. 5ABS MATERIAL: USB pulse neck massager is made of breathable material, the pad is friendly and durable to avoid discomfort when you are wearingSpecificationItem Type: Electric Pulse Neck MassagerMaterial: ABSBattery Type: Lithium ion battery(built in)Battery Capacity: 500mAhVibration Modes: 4 kindsPulse Strength: 15 gearsPulse Mode: 6 kindsPackage List1 x Electric Pulse Neck Massager 1 x USB Charging Cable