Product etails:

Model:610-2000mAh
Material: Aluminum Plastic Shell
Mode:4 Modes,Near light - High beam bright - Far and Near full light - Flashing
Waterproof: IPX-5
Lumen: Max 2000Lumen
Range: About 100-200M
Battery: About 2000 mAh
Charging Time: About 9 hrs
Working time: 1.5-2.5h

Model: 620-4000mAh
Material: Aluminum Plastic Shell
Mode:4 Modes,Near light - High beam bright - Far and Near full light - Flashing
Waterproof: IPX-5
Lumen: Max 3400Lumen
Range: About 200-300M
Battery: About 4000 mAh
Working time: 2.5-4.5h

Model: 630-4000mAh
Material: Aluminum Plastic Shell
Mode:4 Modes,Near light - High beam bright - Far and Near full light - Flashing
Waterproof: IPX-5
Lumen: Max 3000Lumen
Range: About 300-400M
Battery: About 4000 mAh
Working time: 1.5-3 h

Model: 640-8000mAh
Material: Aluminum Plastic Shell
Mode:4 Modes,Near light - High beam bright - Far and Near full light - Flashing
Waterproof: IPX-5
Lumen: Max 6000Lumen
Range: About 400-500M
Battery: About 4000 mAh
Working time: 2-7.5 h

Product Features:
1. Durable/Anti-Fall, Long Range.
2. High beam/low beam. Anti-glare.
3. Built-in battery.USB Rechargeable.
4. lighting modes, safe and convenient.
5. Aluminum alloy , good heat dissipation

Package includes:
2000 lumen bicycle headlights
or
3400 lumens bicycle headlights
or
3000 lumens bicycle headlights
or
6000 lumens bicycle headlights

Notices:
1.Please allow 1-2mm differs due to manual measurement, thanks.
2.There could be some slight differences in the color tone of the pictures and the actual item.
3. If there is any problem with the product, please contact me before you leave a comment, I will do my best to solve the problem for you.Thank you for your understanding.