Nikon Buckmaster Laser 600 rangerfinder - $80 - I have owned it for 3-4 years and it has served me well. It is in good working order as can be seen in pictures. I decided to upgrade to top of the line Leupold 1200i w/TBR so selling my Nikon. Send me a PM with any additional questions.
A full review can be found at http://www.chuckhawks.com/nikon_laser_600.htm
Type - Roof prism monocular
Magnification - 6x Objective lens diameter - 20mm
Angular field of view - 6.3 degrees
Eye relief - 17mm Exit pupil - 3.3mm Diopter adjustment - +/-4
Laser wavelength - 870nm Laser pulse duration - 13 ns Laser output - 633mw
Structure - polycarbonate case, water and dust resistant.
Operating temperature - Centigrade degrees -10 to +50
Operating humidity - 20% to 50% (without dew condensation)
Battery - 1.3 volt CR2 lithium
Dimensions (W x H x D) - 96 x 42 x 72mm Weight - 210 grams without battery.