•ABS case with different colors
•Brightness of per LED is between 10,000-12,000 MCD. LED can work over 100,000 hrs.
•No batteries needed, rechargeable battery built inside, press 1 minute can light for 4-5 minutes.
•Wrap strap design, convenient to use and carry.
•Rain-proof, anti-impact. 
•Dimensions:3.94 in x 2.09 in x 1.1 in
•Weight:3.95 oz