1. LED remote controller. 2. The back projector: S track with 6 groups of jade rollers or Parallel track with 7 groups of jade rollers. Far-infrared carbon fiber heated board. 3. The leg projector: Carbon fiber heated board+Tourmanium stones 4. 2 handheld projector (5jade balls and 13 jade balls). 5. 4 kinds of massage programs. 3 kinds of automatic modes and 1 kind of manual model available. People can adjust time, from10.20...60minutes. 6. Heating temperature from 40-70 degrees.