What’s included? 1 Host 1 Electrotherapy handle 1 Electrotherapy comb 1 Spray gun 1 Meridian dredge head 1 Ion guide Features & Highlights 1. The product can effectively repair hair roots, promote hair growth, and improve brain microcirculation. Micro current can accelerate blood circulation, promote metabolism, and promote cell regeneration. Nano spray can atomize water into tiny water molecules to replenish hair moisture in time. The electrotherapy comb can penetrate deep into the hair roots, regulate the secretion of oil on the head, and improve hair quality. The spray gun can evenly spray the nutrient essence to provide fine and even nutrition to the hair. The scalp meridian head can provide a variety of nutrients for deep cells.