Black Outdoor Bike Helmets Safety with LED Night Lighting Rechargeable Adjustable 54-57cm/M

Features:

• High density EPS and PC materials

• Impact-resistant housing

• Removable, washable, antibacterial & thick carbon fiber soft pads (lining)

• Ultralight design

• 14 well-ventilated vents

• Water-proof, can be used in rainy day

• With front head light & rear warning light

• Front head light: 10m illumination distance

• Rear warning light: 200sqm visible range

• 4 lighting modes:

• (1) Press the lighting button first time to turn on head light and rear light simultaneously;

• (2) Press it again, head light is on, rear light is a fast flash;

• (3) Press it the third time, head light is on, rear light is a strong flash;

• (4) Press it the fourth time, head light is off, rear light is a fast flash;

• (5) Press it the fifth time to turn off head light and rear light simultaneously.

• Adjustable head circumference: (by internal regulator)

• 54-57cm (M size)

• Recharged by USB cable

• Applicable scope: wore it when riding on a bicycle, scooter, skateboard, hoverboard, electric bicycle, exploring, camping, etc

• Main function: avoid and mitigate the head injuries caused by collision

• Suitable for head circumference:

• 21.25''-22.44'' (M size)

General Information:

• Battery Capacity: 750mAh

• Available Time for Use: 10 hours (max power consumption)

• Full Charging Time: about 2.5 hours

• Output: 4V

• Output Power: 0.16W

• Weight: 340g (M size)

• Colour: black

• Package Included:

• 1x LED Head Protective Bike Cycling Helmet

• Warm Tips: ;Measure the head circumference in order to ensure the right size before purchase.