When the inclinometer has been used for about two years, it needs to be tested and calibrated by professional engineers in order to prevent measuring errors caused by zero drift.

1. Within Warranty Period

Vigor Technology provides free testing and calibration service for customers when the products are within the warranty period.

2. Out of Warranty

If the product is out of guarantee period, we will charge a certain proportional fee such as labor cost. Shipping cost and maintenance cost are not included.