Color: White, Style: A, Model: USB – Cervical spine electric hot compress neck protector

Power supply mode: USB
Control method: computer type
Applicable parts: neck
Massage techniques: patting, massage, acupressure, tapping, kneading
Massage contacts: 4

A style: rechargeable 4 massage heads

B style: heating 4 massage heads

C style: voice 4 massage heads

D style: Four-head charging and heating model