1.HIGH ACCURACY & LESS ERRORS with BACK LIGHTCapacity of digital pocket scale is 500g , The minimum capacity is 0.04g, accuracy error will be 0.05g.Large LCD display with blue back-light for easy reading even in gloomy conditions by pressing "LIGHT" button,the light can also be turned off. 2.5 DIFFERENT MEASURING UNITSThe mini food scale includes the most usual modes of units, it converts unit among gram / oz / gn / ct / tl in seconds. Convenient for you to choose the proper unit by pressing button"UNITS". 3.PORTABLE DESIGN & LIGHT WEIGHT Concise design,pocket size 4.8'x2.47'x0.8' and light weight : 0.2lb/90.7g make the portable scale to be taken anywhere easily. 4.SUPERB QUALITY MATERIALS & VERSATILEThe digital gram scale designed with a stainless steel surface ,a protective flip cover which can be taken out and used as a tray to weigh larger-sized objects. Tare button is used to zero the weight on the surface,PCS button is used to count large quantity. 5.ENERGY SAVING& EASY TO USEPlease peel off the film of the platform before using.The small scale is for multiple weighing needs, such as food, salads, gemstones, coins, jewelry, gold, hardware,seasonings etc. You can set auto-off time among 60s,120s and 180s to save energy. It fits for 2 x 1.5V AAA Batteries(not included in the package).