Power supply mode: rechargeable
Control method: mechanical
Applicable parts: head, neck, waist, buttocks, legs, back, feet
Massage techniques: patting, massage, acupressure, tapping, kneading
Massage contacts: 4

A: 8816D charging and heating without remote control
B: 8816D charging heater with remote control
C: 8816F voice LCD remote control

A: Charging

B: Remote control

C: LCD model