DetailsSmart Cervical Neck & Shoulder Massager with Heat Therapy*Professional-Grade 3D Kneading Massage for Home/Office Use*Relieve tension and fatigue with this intelligent multi-function massager featuring deep-kneading nodes, adjustable heat, and ergonomic design-perfect for modern lifestyles.SMART HUMANIZED DESIGN Auto-Direction Switch - Alternates clockwise/counter-clockwise rotation every minute.One-Touch Control - Simple button interface with LED display. Multi-Position Use - Fits neck, shoulders, lower back, and thighs (cars/office chairs included).