... heating levels 4.Unique kneading Rolling function Rolling Kneading massager ZW-168A. Product Declaration:1. Automatic/manual programmers. ... speed levels, 3 heating levels.3.Multi-functional massager, with combination of kneading and rolling.4.Unique kneading ... for application at soles, thighs, hip, abdomen, waist and back. Massages your feet, shoulders, back, neck and calves. Bi-directional, irregular ...