We are offering Aa - 2 auto analyzer. Technical Specification Optical System Light Source --> 12 V, 20 W Halogen LampFilter Change --> Automatic Stepper motor drivenOptics --> 7 standard interference Filters 340, 405, 505, 546, 578, 630, 670 nm & one optional positionDetector --> UV enhanced Silicon Photodiode Flow System Flow cell -->18 l with Peltier Temperature control (25C, 30C & 37C selectable)Cuvette option --> 10mm Cuvette Measuring System Photometric --> 0.03.0 O.D RangeReading Method --> Endpoint, Two Point, Kinetic, Multiple Calibration, Absorbance with Monochromatic & Bichromatic reading.Calibration --> Automatic against Standard User Interface Interface --> Window basedDisplay --> Adjustable Graphical LCD displayThermal --> Printer Inbult thermal printer with graphics capacity (multiform reports)Memory --> Capacity 100000 ResultNo of tests --> 200Serial --> Output RS 232, USB device, USB host, SD Port. Physical Features Power Supply --> 100-250V, 50-60HZWeight --> 8 Kgs.