YSI 9500 Economical Photometer with Hard Sided Carrying Case and USB Cable, 10-51/64" Length x 5-51/64" Width x 3" Height, 0.001 AU Resolution, LCD Display, 3x AA Batteries

The YSI 9500 is economical photometers in small packages for any application. These portable photometers allow you to easily take readings directly in the field for 100+ parameters. On-screen instructions virtually eliminates reading manuals. Multiple languages (English, French, German, Spanish, Italian). 100+ test choices. Waterproof USB connection that can also power the instrument. Internal memory for 500 sample sets. User-selectable options for test units, sample numbers, dilutions factors, or additional tests. The 9500 with Hard sided carrying case, 8 sample tubes, 1 dilution tube, 10 crush rods, 1 cleaning brush, 1 light cap, instruction manual, USB waterproof cable. Accuracy: ±0.5 percent at 4 percent transmittance; +/-0.005 at 0.3 AU. Display: graphic, backlit lcd with on-screen instructions. Operating wavelengths: 450, 500, 550, 570, 600 and 650 nm. Power: 3x AA batteries and also be powered via USB. Test cells: Automatic adjustment from 12-20 mm diameter. Measures 10-51/64" length by 5-51/64" width by 3" height.