Auto-on/off the weight scale with the design of LED back-light weight induction. Just directly stand on the scale can turn on the hine and about 10 seconds will shutdown automatically.Applicable: adultItem diameter: 26cm, glass thickness: 6mm.Package weight: 1kgMaterial: tempered glass + electronic components.Maximum weighing: 180kg.Minimum induction weight: 5kg.Function: weight measurement.Battery type: button battery ( included ).Package: foam+colored boxPackage Included:1 * weight scaleNote:1. Please kindly note there are "kg" and "Ib" two weighing units of the product. Do not mistake "lb (pounds)" as "gram" when weighing, and 1 pound is approximately equal to 0.9 gram.2. Please keep balance when weighing, try to stand in the center of the scale and remain static to share your body's weight on your feet so that improve the accuracy of weighing.3. Please place it on the flat ground. If the ground is soft (such as carpet) or uneven, it will affect the accuracy of weighing.4.The electronic scale boot time is about 2 seconds. It is normal that there will be time delay, please do not mistakenly believe that the electronic scale is not sensitive.5. Reuse the product after the first time use or move, please boot again. Please do not move the electronic scale no matter what number shows on the display until it automatically shut down. Then restart the product and it will accurately weighed.