Cycling Helmet Breathable Smart Helmet with Bluetooth One-piece Formed Helmet with Flashing Light for Men’s and Women’s Road Bike and Mountain Bike

Item No.:LHM250006
Name:smart helmet
Material:PC+EPS
Size:30*22*20cm(head circumference:55-58cm(M),59-61cm(L))
Net Weight:270g
Battery Type:500mAh polymer Li-ion battery
Rated Voltage:3.7V
Power Input:5V/2A,type C
Standard Packing:Oppbag
Feature:34-hole,unibody design,adustable head circumference,bluetooth 4.1,LED in front and back,MIPS for option