Used, untested, Coulbourn Habitest Universal Linc #L91-04SHS. The unit powers on and the station selection works properly (please refer to the pictures); no further testing has been performed. Unit is being sold AS IS and we make no claims to the functionality of the equipment. Power cord is included in the listing. Overall the unit is in good condition. If there is anything wrong with the item that you have purchased, please contact us directly and give us a chance to help, we respond quickly and will ensure you are satisfied with your purchase and experience! Please do not leave negative feedback or open any disputes with eBay or PayPal. Contact us directly and we will fix the problem quickly. We strive for 5/5 Star service! Fast & Free shipping!