1. Portable Scale: This digital food scale is the perfect size for taking measurements on the go. Use it to measure small amounts of medicines, foods and herbs. 2. Durable and Compact: This mini food scale is perfect for travel and can be put in your bag. Plus, it easily converts between ounces, grams, troy ounces, penny weights, carats and grains. 3.LCD Screen: Even in dim light, the digital scale's backlit LCD screen makes numbers clearly visible and easy to read. Thanks to the high-precision sensor, you get accurate measurements every time. 4. Built-in protective case: The built-in flip cover protects the safety of the electronic milligram scale. It will keep your scale looking like new and protect it from scratches, bumps and everyday wear and tear. 5. Stainless steel: Our digital pocket scale has an easy-to-clean stainless steel surface. Place your items directly on the stainless steel, or place them in a tray or container to measure. Specification: High-precision strain sensor, LED display with blue backlight display, stable and reliable measurement performance Specifications: 20g Min weighing: 0.003g Graduation value: 0.001g Error value: within 0.005g 6-digit LCD backlight display Blue backlight (optional) 2X "AAA" batteries Product size: 99*88*25mm Pallet size: 34*37mm Stand-alone weight: 105g 1) Operating Instructions for Electronic Carat Scale: Place the scale on a stable, windless table Press the "ON" key, wait for 5 seconds to display 0.0; Put the heavy object on the tray, when "0" appears in the upper left corner, it is the weight of the object; Use the MODE key to change the measurement unit, g/oz/ozt/dwt/ct/gn; Press TARE to force zero. OFF is the shutdown key. 2) Standard functions: Press the ON key to display 8888 and return to 0.0, then press the ON key for 3 seconds until the display has no display, wait for 3 seconds to display "0" and release the button, and the calibration value will be displayed (such as 10.000, press TARE to change the value of the calibration weight)" The "g" unit is flashing, and the corresponding weight is placed in the center of the tray at this time. After about 5 seconds, the "g" unit stops flashing, and the current weight value of the weight is displayed, and the calibration is complete. Please check once each time you use it Automatic low battery alarm Six units select g/oz/ozt/dwt/ct /GN(MODE)