This listing is for both the ArmaLaser GTO and the FLX37 grip touch activation switch, custom designed to fit only on the Beretta Px4 Storm Full Size. The ArmaLaser GTO can work with or without the FLX37 touch activation switch. If you prefer to turn the laser on/off by simply touching the sides of the laser body with your trigger finger, then you do not need to install the included FLX37 grip touch activation switch. Easy 5-minute installation for GTO and another 3 minutes if also installing the FLX37 grip touch activation switch. Extremely well crafted. State of the art 635nm red laser, up to 5X brighter than 650nm. The ultimate firearms laser. Experience immediate laser activation as soon as you grasp your pistol. No buttons. Battery Door: Easy battery changes. Adjustable: Both windage and elevation. Battery: 1 commonly-found CR1/3N. Pulsing and steady beams. GTO Material: DuPont Zytel FRN Polymer. FLX Material: Tough, tear-resistant DuPont Polymer with 3M non-marring, aggressive adhesive backing. Dot Visibility: 1/2" at 50 feet, Battery Life: Up to 6 hours, Output: Ultra-bright Class 3R 635nm

• Extremely bright 635nm Red Laser with grip activation. Just grasp pistol normally to turn laser on.
• Custom fit FLX37 ultra thin remote touch sensor switch for Beretta Px4 Storm Full Size included.
• Uses human touch technology to turn on, no mechanical switch or push button or holster activation.
• Adjustable laser, battery door, master kill switch. Made from DuPont Zytel polymer pistol material.
• Designed, assembled in Florida, USA. Patented. Ultra reliable electronics. Simple installation.

Extremely bright 635nm Red Laser with grip activation. Just grasp pistol normally to turn laser on.ArmaLaser Inc.