Achieve clinically proven results in three 25-minute sessions a week with the iRESTORE Essential. Featuring 120 medical-grade lasers and LEDs, it delivers focused coverage across the hairline and crown. 120 Diodes (51 Lasers + 69 LEDs): Medical-grade Class 3R lasers work alongside LEDs to deliver 600mW of total power output. 655nm Red Light: The wavelength range used in low-level light therapy for androgenetic alopecia, delivered directly to the scalp. 25 Minutes, Three Times a Week: Sessions run every other day and end automatically, so you never have to watch the clock. Hands-Free and Drug-Free: Nothing to apply, no need to part the hair. Wear it while you get ready, watch TV or answer emails. Clinically Studied Technology: In a double-blind study conducted by a board-certified dermatologist, 100% of users experienced an increase in hair count, with an average increase of 43.2% in terminal hairs after 16 weeks. Figures as published by iRESTORE. Individual results vary. What is Included: iRESTORE Essential Hair Growth System Universal Power Adapter Controller with Timer Display User Manual and Quick Start Guide 2-Year Manufacturer Warranty 12-Month Money-Back Guarantee Good to Know:The Essential is mains-powered as standard, running from the included universal adapter. A rechargeable battery pack is available separately for cordless use. At 1.03 lbs it is the lightest device in the range, and it is FDA-cleared for the treatment of androgenetic alopecia in both men and women. Coverage is focused on the top of the scalp, hairline and crown - if you want coverage that extends to the temples, look at the Professional or Elite.