High precision: a portable digital scale built with a high-precision sensor system provides a maximum capacity of 500 g and a reading of 0.01 g to ensure careful and precise weighing results. Special design, easy to use and read. The stainless steel platform is covered by a protective film to protect your digital scale from damage. The scale features large, clear contrast, tactile buttons with light blue backlighting, making it easy to read in all lighting conditions, especially in low light. Suitable for all types of portable weighing. 7 different modes: digital scales allow you to measure the net value of weight g, oz, gn, ct, tl, ozt, dwt and tare. With all the necessary units of measurement, for simple weight conversion. 2x AAA batteries (not included). Multifunction: This scale can measure a wide variety of objects such as jewelry, food, powder, gems, coins, gold , etc. Characteristics: Dimensions: 11 x 7 x 1.9 cm. Color: red Weighing range: 0.01g ~ 500g Battery type: 2 AAA batteries (not included). Operation: Place the scale on a flat horizontal surface. 1: Press the ON/OFF button to turn on the scale. 2: Wait until "0.00" is displayed. 3: Place the objects on the weighing platform. 4: By using the MODE button, it is possible to switch from one unit to another. Taring function 1. Enable scaling as described above. 2: Place tare mode on the platform. 3: Press TARE and wait until 0.00 is displayed. 4: Add the net weight. CAL function 1. Turn on the scale by pressing the ON/OFF button. 2. Wait until the LCD displays "0.00", then press and hold the Mode button until the display displays "CAL" then release. 3. Press the MODE button again, the LCD displays CAL followed by the desired calibration weight. 4. Place the required calibration weight in the center of the platform. The display shows PASS, then returns to normal weighting mode. 5. Put on the calibration weight and press the ON/OFF button to turn off the scale. Calibration is complete. Instructions: Do not use water or harsh chemicals to clean the electronic scale. Place the scale on a solid and sturdy tray, do not place on carpet or soft objects. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.