YEHUOT Long Range Tactical Green Laser Beam Flashligh with USB Charging,Adjustable Focus Light Pointer for Night Astronomy Outdoor Camping and Hiking - - Amazon.com
Green Laser Modules: Compact, Plug and Play Green Laser Modules Range
Amazon.com: Quarton Laser Module VLM-520-28 LPT Green Laser Line Generator (ECONOMICAL LINE LASER) : Industrial & Scientific