Oh, hey, they have smart hairbrushes now | Engadget
Kérastase Hair Coach Powered by Withings
CES 2017: Smart hairbrush by L'Oreal will give hi-tech hair care
Withings x Kérastase Hair Coach
The Kerastase Hair Coach smart brush is displayed at Unveiled, ahead of the 2017 International CES, a trade show of consumer electronics, in Las Vegas, Nevada, January 3, 2017. Photo by Molly Riley/UPI Stock Photo - Alamy