LaserTac GLX-SR Rechargeable Subcompact Green Laser Sight Compatible with Springfield XD XD-S XDM S&W M&P Beretta PX-4 Taurus Millenium Walther PPQ PPS PPX PK380 SR9C Sig Sauer

Specification:
* Laser output: Class III A, 5mw
* Dimension: L x W x H = 1.45in.x 1.12in x1.04in.
* Weight (net): 0.8 ounce
* Battery: Built-in rechargeable lithium battery
* Runtime: 2 hours continuous use
* Charging time: 20 -30 minutes

Fitting Guide:
It requires a standard accessory rail. Make sure your handgun has it.
Springfield: subcompact, compact and full size
Smith & Wesson: handguns with accessory rails like M&P and SD series but not SW series.
Sig Sauer: Models with accessory rails.
Beretta: PX4 Storm
Walther: PPQ, P99, PPS, PPX, PK380
Taurus: models with accessory rail, including millennium handguns.
Ruger: SR9C,SR40C, SR22
Glock: models with accessory rails.
Bersa: Thunder Pro Series

Additional notes:
* Make sure at least 1.1" space between the rail groove and the trigger guard.
* If the gap between the rail groove and trigger guard is more than 1.3", the switch might be bit hard to reach. This typically happens to full size handguns with single rail groove.
* Feel free to contact us if you have additional question.