Press the "On" button on the panel, wait for it to count down, hit "Tare" before placing any item on the scale. Once the scale reads 0.0, it is now ready to weight whatever you want. | Press the "On" button on the panel, wait for it to count down, hit "Tare" before placing any item on the scale. Once the scale reads 0.0, it is now ready to weight whatever you want. |