The Hitachi L-7455 Diode Array Detector features: * Variable wavelength capabilities * Easy to use programming on key pad * Auto-zero function * Baseline drift correction capability * Ease of lamp replacement * Easy to use real time display * Adaptable with a number of integrators or computerized data stations This refurbished Hitachi L-7455 DAD is in a great shape. It has been tested at SpectraLab Scientific. A 90 days warranty is included. We are seasoned professionals in this area and we would be extremely happy to have you speak with one of our experts here at SpectraLab. Thanks for looking and we look forward to hearing from you!