Viridian X5L Gen 3 Green Laser/ Handgun Light 9300015 DEMO-B. The new Viridian X5L Gen 3 is the latest version of the original green laser sight + tactical light combo. First launched in 2008 this family of products has continued to innovate through the years. The Gen 3 version is no exception. The X5L is the best and most technologically advanced weapon mounted accessory ever. Fits most full-sized railed pistols. Fits most holsters designed for Streamlight TLR1. 5mw green laser (510-520nm) for maximum visibility day or night. Bright 500 lumen CREE LED tactical light. Removable, rechargeable battery with on board charging and battery indicator lights. Extra batteries and chargers available. INSTANT-ON Technology Viridian’s patented INSTANT-ON technology paired with an INSTANT-ON holster, activates the light and/or laser the moment you draw. The system turns off automatically when you holster your pistol. Or, upgrade any compatible holster with an INSTANT-ON upgrade kit. 2-3/4 from trigger guard. 1-1/2 high (with rails). 7/8 high (without rails).