1. Open the back cover, install the battery correctly, the button, and the screen display "188:8.8" after 2 seconds, then turn on the machine. At this time, you can click the button to switch the screen according to the required unit 2. Hang the item on the hook, hold the handle (note: you cannot hold the scale body to weigh, which increase the error), keep the handheld scale vertical and stable, when the red indicator light is on, turn on the scale, and after the measurement is completed, the value displayed on the screen is the weight of the item 3. In the weighing state, the screen displays "hold", indicating that the lock function is turned on; this button again to reset, and you can weigh the object again Note: This product comes with a button battery Colour:As Shown Material:Plastic + Metal Package Contents: 2 x electronic scale Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.