Does not come with a power supply. All the buttons and switches work. Let me know if there’s any questions

Measured with gauge blocks and got the following readings. Let me know if there’s any questions.

1.25mm Gauge Block —> 1.250mm

5.00mm Gauge Block —> 4.998mm

10.00mm Gauge Block —> 10.000mm

15.00mm Gauge Block —> 15.001mm

20.00mm Gauge Block —> 20.002mm

Serial#3004280