Smart Bicycle Helmet LED Bicycle Intelligent Helmet with Signal Lights

The helmet with signal light can improve your safety during night riding.

Features:
Made of high quality PVC, hard and solid, long-lasting durability, keep long service life. 
Thicken EPS foam core protection, impact-resistant, soft and comfortable, better protection. 
Equipped with remote, easy to operate, be more proactive about keeping yourself and prevent collisions when riding traffic. 
Equipped with a rechargeable 650mAh lithium battery, CR2032 button battery and USB cable, convenient to charge. 
Airflow ventilation design keep you breath freely, shunt air resistance to reduce wind resistance. 
Adopts a 360° regulating system, you can regulates the tightness freely, more comfortable. 
Adjust to your comfort with the adjustable strap, one-size fit on heads from 22.4''-24.4''(57-62cm). 
Multiple flashing modes are suitable for different riding occasions.

Specifications:
Material: PVC + EPS; 
Color: Red/Black (optional); 
Battery: Rechargeable 650mAh Li-on Battery+CR2032; 
Voltage: 3.7V; 
Work Time: 6H (Fully Charged); 
Waterproof: IP55; 
Head Circumference: 57-62cm / 22.4-24.4in; 
Item Size: 285 * 225 * 150mm / 11.2 * 8.9 * 5.9in; 
Item Weight: 350g / 12.3oz; 
Package Size: 290 * 235 * 170mm / 11.4 * 9.3 * 6.7in; 
Package Weight: 520g / 18.3oz;

Package List:
1 * Bike Helmet; 
1 * Remote Control; 
1 * Remote Bandage; 
1 * Remote Button Battery; 
1 * USB Cable; 
1 * Instruction