8SET MODE1. How to EnterPress and hold TARE key until SET menu appears.2. Available KeysMove to next menu. This button is hidden (located aboveTARE/ZERO button).Change set value.Save set value and turn off the scale.3. Set Menu SequenceAuto power-off timeOFF Disable auto power-off60 S 60 seconds (1 minute)120 S 120 seconds (2 minute)180 S 180 seconds (3 minute)240 S 240 seconds (4 minute)300 S 300 seconds (5 minute)360 S 360 seconds (6 minute)420 S 420 seconds (7 minute)480 S 480 seconds (8 minute)540 S 540 seconds (9 minute)Backlight operationF1 Auto backlightF2 Backlight always onF3 Backlight always off