To calibrate the scale, press and hold the UNIT and ON/OFF buttons at the same time. 2. Random digits will appear on the LCD screen.Click to see full answer. Similarly, how do you calibrate a 500g scale?A sealed bottle of cough syrup or 1/2 liter of water will fit the bill. Just do not open the bottle after it is weighed. Write the exact weight on it and adjust the scale calibration until the scale also says the bottle weighs what it weighed at the pharmacy. what weighs 50 grams to calibrate a scale? Since most pocket scales will use grams for its weight measurement, nickels are a great object to use as each nickel weighs five grams. So, for example, if you need a weight of 50 grams for calibration, use 10 nickels. It is important that the nickels are also clean, otherwise it can affect your calibration weight. Correspondingly, how do I calibrate my Etekcity scale? To calibrate, apply weight on the scale, then step off and wait 10-15 seconds for the LCD screen to display “0.0”. Then, step back on the scale to weigh with accurate results. 4. Body weight naturally fluctuates throughout the day.What do you use to calibrate a scale?Place a calibration weight, a U.S. coin, or household item on your scale. As long as you know the exact weight of the item, you can use it to calibrate the scale.