If your looking for a compact self-contained light that's easy to pop off the bar and drop in your pocket then this is an excellent choice. At 900 lumens with a smooth beam pattern this light makes a great commuter light. 

Features:

• Compact Lightweight Aluminum Design
• Super Bright (900 Lumens) Output
• Water Resistant Rating: IPX6
• New 3 Level Battery Life Indicator
• Last Mode Memory
• Max Charges Rate of 1.5A
• Charges from Dead to Fully Charge in 2 hours (Using 1.5A Rated Charger)

Specs:

• Solid Modes: Overdrive (900 Lumens): 1.5 hrs, High (450 Lumens): 3 hrs, Medium (300 Lumens): 3.5 hrs, Low (150 Lumens): 9 hrs
• Flash Modes: Daytime Flash (900 Lumens): 50 hrs, Low Flash (200 Lumens): 30 hrs
• Weight: 162 Grams with Bracket
• Battery: LG® 1-Cell Li-Ion, 2600mAh

Includes:

• Micro USB Cord
• Handlebar Mount

Runtimes:

The complete users manual is available HERE.