This helmet is a universal size for adults. The inside of the helmet can be adjusted,

 and the size is between 54-58cm.

Product Parameter:

1.Model: V8

2.Video format：MP4

3.Video resolution：1980*1080

4.Video angle ：wide angle130 degree

5.Battery: 1500mA

6.1500mA charging Time：3-4H

7.video time：1500mA with more than 5hours of recording

8.Split steering tail lights: 1500mAh battery about 60H"

9.Suport WIFI to download Data to your phone ( also Suport Cable to download)

10.Map track query( Optional)

11.Interface: data connection interface \TYPE-C

12.Helmet material: PC + imported EPS integrated molding, helmet weight 365g

Packing details:

1xManual

1xTYPE-C cable

1xWarranty card

1xStorage bag

1x Memory card （32GB)