S3 Arctic Series --most powerful handheld laser ,$300

The S3 Spyder III Arctic is the world's most powerful laser you can legally own. It's got a cool-blue, but blazing-hot, 1W laser beam. Currently being tested by Guinness World Records this is the world's most powerful handheld laser.

Completely legal laser power.
100% unlimited duty cycle.
Strong laser in a strong body
More than just power.
Powerful safety features.

http://www.wickedlasers.com/lasers/Spyder_III_Pro_Arctic_Series-96-37.html