NcStar's Compact Green Laser features a quick release Weaver style mount and is fully adjustable for windage and elevation. It includes a adjustment tool, ambidextrous sliding on/off switch, and uses one CR2 Lithium battery.
Specifications:

Wavelength	Laser/Light
Dot Size	2 MOA
Power	5mW
Range
Weight	3.3 oz
Battery	CR2 Lithium (1)
Laser Color	Green
Firearm Fit	Compact/Subcompact
Reticle	N/A
Power Switch	Ambidextrous On/Off
Adjustments	Windage & Elevation
Finish	Aluminum/Polymer
Mount Type	Picatinny