N1201SA UV RF Vector Impedance ANT SWR Antenna Analyzer Meter Tester 140MHz - 2.7GHz(English Version)

/Anyone know how to properly calibrate this unit?

power cord missing. Does it come with a power cord?

Does it come calibrated right out of the box or do you need to calibrate it before you can start using it?

What type adapter does this require for pl259