IDEAL FOR THINNING HAIR: Our company use of nourishing and therapeutic laser light energy directly targeted to hair follicles to reverse thinning hair, promote hair growth, stimulate new hair growth, increase density & fullness. laser therapybrush utilize safe, low level lasers to stimulate, energize, and renew cells within the hair follicle for thicker, healthier hair. FAST TREATMENT: This red-light-therapy can get 7500 vibrations per minute. Regrow fuller, denser healthier hair with 3-4 weekly treatments of 15 minutes, every other day, need to persist for 6 months. Long term use of scalp massager can also help yousolve problems such as hair loss, hair knots, enlarged hair gaps, headaches, and lack of concentration. EASY TO USE & PORTABLE:One button operation for convenient using up to three modes(vibration, vibration+red light, vibration+blue light), hand shank for comfortable holding, 28 massage comb teeth for durable use, massaging head for better bloodcirculation. Compact design in handy size, this comb can be carried along for using anywhere and anytime. RED AND BLUE LIGHT: Red light wavelength 620-720 nm, Promote blood circulation, Promote collagen growth, stimulate new hair growth. Blue light wavelength 400-480 nm, has anti-inflammatory Effect, Oil control of the scalp, Relaxand calm the scalp skin,and more. BEST GIFT: This medical grade lasers is an ideal choice for middle-aged and elderly people to care for their hair. It is packaged in a delicate boxwith a laser comb, 1 manual, and a charging cable. Great gifts for birthdays, Mother's Day, Father's Day,Thanksgiving, Christmas, and New Year.