Smar International has a repair, calibration and improvement department.
If you need to send a product to us we recommend trying to solve the issue by yourself by reading the product manual.  You also have the alternative to call us for guidance.
In case that you really need to send the product for our evaluation call or send us an email explaining the basic problem(s) that you are having.
Please consult at: 713-849-2021 (ask for sales) or email to: sales@smar.com.
For more information go to: RMA and ECC page