200mW 650nm Waterproof Adjust Focus Laser Red (1 x 18650 Battery) ,$85

This is a 200mW 650nm Waterproof Adjust Focus Red Laser Pointer Pen. APC accompanied by high-performance driving circuit and optical coated glass lens group. High-quality laser diode, optical glass lens, driver circuit and housing. High reliability, high stability and long life. Industrial marking devices, laser medical equipment, stage lighting and laser targeting devices and so on. It is suitable for various industrial marking, industrial laser modules, swinger type laser light source, teaching test light source, laser medical equipment, stage lighting and laser positioning device.

http://www.lasershine.com/200mw-650nm-waterproof-adjust-focus-red-laser-pointer-pen-1-x-18650-battery_p1032.html