This is just as I bought it. No power lead and needs a good clean. As you can see it is in great as found condition. Hard to find now and so grab an up and coming collectors piece. marked NEC and numbers found on unit TR5E1000-6A UK TACS UNIT Class2 Seriial No 02/02/00 01035 NEC Corperation. Look on Utube and find out all about.