Features:

All-in-one ultra compact size front light
Light source: High Efficiency LED
Luminous Flux: 200 lumens
Battery:3.7V 900mAh
Charging Time:2.3h (5V 1A)
Modes: High - Mid -Low-Day Flash- Flash
Waterproof: IPX6
Product Size: 72x30x38mm
Weight: 60g

Output: 

Mode: Low

Lumens: 50
Run time: 10H

Mode: Mid

Lumens: 100
Run time: 4H30

Mode: High

Lumens: 200
Run time: 2H

Mode: Flash 1

Lumens: 0-100
Run time: 9H

Mode: Flash 2

Lumens: 100
Run time: 9H