SPECIFICATIONS

ROCKBROS Light Cycling Helmet Bike Ultralight helmet Intergrally-molded Mountain Road Bicycle MTB Helmet Safe Men Women 49-59cm

Tips: Cover USB in the rain

If need ce ,pls contact us

Product Detail:

Brand: ROCKBROS

Name: Light helmet, Cycling Helmet, Bike Helmet, Bicycle helmet

Power: USB charging

Feature:Ultralight, Intergrally-molded, Insect net helmet

Function:Waterproof, Shockproof, Safety

Battery:2000 Milliampere

Time:

• Mighty   about 4 hours

• Low       about 9 hours

• Flash     about 24 hours

• Only side & rear warning light about 1 month