Infrared 850nm 7mW Dot Line Cross Focusable IR 3-5v Laser Diode Module 12x35mm | eBay
for Medical Equipment Red Laser Diode 638nm 700MW in 5.6mm Package - China 638nm 700MW Red Laser Diode, Diode for Medical Equipment | Made-in-China.com
Holosun Compact Laser Sight Beam Color: Red Power: 5 mW/7mW - $242.99 (or less after coupon) (Free S/H over $49 + Get 2% back from your order in OP Bucks) | gun.deals