Waist Roller does not workUpdated 4 months ago
STEP 1: Check whether the power has been turned on properly and whether the power indicator light at the back of the chair is on
STEP 2: If the issue persists, please take a picture of the back cover with the serial number. Once done, please get in touch with our customer support team at https://support.sterra.sg/en-US/ssp/login and send the photo for further help. We are here to assist you in resolving any issues.