Operas Open the battery cover on scale base, and install the batteries. A nd ®Only operate the scale on hard even floor. Make sure iris level, @When weighing , When the display shows "0.0" "Y "ta chooses Ih) Taking Weight, Body Fat & Hydration Percentage Readings Weight only. ©Tap on scale gently . Display will sho within 5 seconds, @Stand on the scale and maintain hal weight. @After weighing, the scare will be auto power off if no further use, + Press "a or acne.