Used as shown in the photographs. Powers on and I was able to get it to lock onto signals on both channels using a Wavetek function generator. The function generator is not included in this sale, only the oscilloscope.This item is in the category "Business & Industrial\Test, Measurement & Inspection\Analyzers & Data Acquisition\Oscilloscopes & Vectorscopes". The seller is "uhaneola" and is located in this country: US. This item can be shipped worldwide.