This lot contains 5 units . Unable to test .

1. Model 14571 Thermal Super Vak Check II

2. Model 4501 Thermal Van Check

3. Robinair Temperature Tester

4. Alnor Velometer with instruction

5. Robinair OHMS model 378 -R

Comes with everything you see on the photo .

Unable to test it , that is why I am selling it FOR PARTS OR REPAIR.