... : when you turn on the scale, if it is not in a stable situation, the make zero function will not work, the screen will display “UnST ... : If there is no operation for over 60 seconds, it will automatically power-off13. Accuracy: 10kg+/-10g+1‰, 20kg+/-15g+1 ... ‰14. Function keys: 3 keys, ON/OFF/TARE, UNIT, SET15. Backlight display: automatically blue, can not change16. Temperature measurement: 5-50 °C17 ...