For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

1. Hold the tester and make sure that it is as least 20cm away from the object to be tested and other objects.Then press the "TEST"button to turn on the tester."--"appear on the display and flashed,meanwhile the unit "mm"appear.

2. Place the tester's probe perpendicularly on the surface to be tested, the display will show the coating thickness.

*If the display shows"--",it means that the tester does not detect any iron,steel or aluminum substrate.

4. Press the "UNIT"button to select desired unit - mm or mil.

We are committed to providing good quality services, if you have any needs, welcome to consult，we will do our best to meet 。