BIO PHOTOMETER: Used, in good condition - for quick start instructions see: http://ibs.haribima.id/file_download/Sample%20Handling/Short-instructions_BioPhotometer_eng.pdf Approx. 8 x 12 x 4 ins. Weighs about - 7 lbs. ** Please reference item #180828-12454-05 when contacting us about this listing. Return Policy Items are sold as-is as described and pictured. Most items come with a 7 day option to return and a 30 day limited parts warranty. Feel free to call before you buy. 888-649-6497