Graphene Weighted Heating Pad for Neck and Shoulders, 10 Heat Levels & 4 Timer SettingsGraphene Technology: Advanced graphene materials provide rapid, uniform heat distribution, improving neck and shoulder pain relief through superior thermal conductivity. Unique Weighted Design: The 2. 2lb pad is evenly filled with glass beads, conforming to the bodys contours for enhanced comfort and optimized heat therapy. Smart Control: Features 10 heat settings, 4 hour timers, and automatic shut off, allowing users to customize their heat therapy