If you find any defects with your CALM. Sensor, please email us with a picture of your CALM. Sensor showing the defect (if visible), and a description of the problem, and your proof of purchase (order confirmation email is acceptable).

We will replace your CALM. Sensor free of charge.

The CALM. warrantee is 1 year from your date of purchase, and covers the CALM. Sensor only. Disposable such as the gel pad, and accessories such as the charging cable and user manual are not covered under this warrantee.