HP 1050 UV detector multivawelength variable 79853A

Used working HP 1050 UV detector multivawelength. the model 79853A (190-600 nm). Easy to handle. no experience necessary to set up and to work with. Powers up. goes through the self tests. the lamps ignites freely. Two remote ports and one analog output on the back. 115 or 220 v. If not satisfied. You can return this unit withing 30 days for a full refund minus shipping.