1. MULTIFUNCTIONAL - The scale can weigh in different units of measurement, making it perfect for all your weighing needs. Weighs in g, oz., ct., ozt., dwt and gn. Whether you are weighing gold, powder, medicine or anything else for cooking, this scale has the right units of measurement for you. 2. TARE FUNCTION - The scale has a tare function for items that are difficult to weigh and must be placed in a container or on one of the scales. Place your container or pan on the scale, press the tare function, and then place your items in the container/pan. 3. ACCURATE - Uses a high-precision sensor system to get an accurate reading every time. This scale is accurate to a thousandth of a gram (0.001 g) so it is extremely accurate. This accuracy eliminates guesswork when measuring finer items, so you can simply place your items on the scale and know that your reading is the most accurate it can be with this state-of-the-art scale. 4. CALIBRATION WEIGHTS INCLUDED - Although your Smart Weigh comes calibrated, we have included two Smart Weigh 10g calibration weights. Should you notice any inaccuracies in your scale when using it, simply use these weights and follow the instructions to recalibrate it so you can continue to use your scale correctly.