Product description Specification:Condition: 100% Brand NewItem Type: Hair Growth DevicesMaterial: ABSLight Chips: 186pcs Power: 5-12wOptical Wavelength: 630nm-660nmInstructions for use: Generally 2-3 times per day, 7 days for a course of treatment, 3-4 days per week, 20-30 minutes each timeCycle: 4-18 weeks, improve scalp oil secretion, hair loss will return to the normal level;8 to 26 weeks, improve hair growth environment, make hair thicker, fuller, healthier;26 to 52 weeks, the number of hair increased significantly during the safe growth cycle, and the hair follicle germinating system returned to normal functionUsage:1. Wash hair loss areas before use2. Spray the hair loss solution on the affected area, rub it repeatedly for 10-20 minutes, and then put the hair loss helmet on the head to illuminate the affected area3. To prevent the helmet from getting dirty, put a clear membrane between the scalp and the helmet (e.g. plastic wrap).Package List:1 x Hair Growth Device1 x Light Chip (186pcs) 1 x Manual Indications That's it!