Single-heat no motor model 2 vibration motor heating model 4 vibration motor heating single-heat yang palace package (1 yang palace package + 4 ai package) 2 motor yang palace package (1 yang palace bag + 4 ai package) 4 motor yang palace package (1 yang gong bag + 4 ai package) single fever kidney package (1 kidney package + 4 ai package) 2 motor kidney package (1 kidney package + 4 ai package) 4 motor kidney package (1 kidney package + 4 ai package) 4 motor kidney package (1 kidney package + 4 ai package)