Viridian Weapon Technologies CTL Custom 600 Lumens LED Weapon Light Walther Arms Black. Viridian has collaborative relationships with the major gun manufacturers allowing for the ultimate custom fits on the custom C Series and also the extensive line of red and green E Series. Nobody has more custom fit accessories than Viridian and nobody does it better. CTL: Small Meets Powerful The CTL Walther PDP is a compact 600 lumen light powerhouse an innovative weapon light while embracing a refined compact design and aesthetics to perfectly match the Walther PDP. The CTL is corner stone within Viridians C Series line of high performance rechargeable accessories it offers an array of industry-leading features that ensure optimal performance and tactical advantage Specifications for Viridian Weapon Technologies CTL Custom 600 Lumens LED Weapon Light: Manufacturer: Viridian Weapon Technologies Light Output: 600 lumens Bulb Type: LED Battery Type: Lithium Ion Beam Color: White Color: Black Gun Make: Walther Finish: Black Viridian 9300045 CTL Custom Walther Arms Black 600 Lumens Viridian Weapon Technologies 9300045: CTL Custom 600 Lumens LED Weapon Light Walther Arms Black