Laser, ACPRLS Red Compact w/Weaver Mount,

Red Laser: Freq. 635-655nm, Class IIIa Laser Maximum Output: <5mw Weaver Mount will easily Clamp onto Compact and Subcompact Pistols that have a Weaver Style Accessory Rail Fully Adjustable for Windage and Elevation Side to Side Toggle On/Off End Cap Switch All Aluminum Construction. Black Anaodized finish Uses 2 each AG13 button cell batteries (Included) Includes mounting tools Dimensions: 1.7" L x 1.0" W x 1.1" H Weight: 1.3 oz