Nine professional massage modes including default automatic mode (AU) plus combinations of F1-F8, E2 for pure heating without vibration, catering to different soreness needs. Smart nine-level intensity adjustment from S1-S9 (default at S4 medium level), suitable for gentle to deep massage requirements. Three-stage constant temperature heating with one-touch activation of e1-e3 levels (CL to turn off), alleviating muscle stiffness, especially effective in winter. Full-scenario portable design with only 12W low power consumption (12V safe voltage), can be used on sofas, office chairs, or beds, with low failure rate. Multi-region precise positioning with nine massage points that can be freely switched, targeting shoulders, waist, and back for specific relief, speed keys automatically lock in positioning mode.