Product introduction：1. ABS new material shell, stainless steel weighing pan.2. 220v AC and DC power supply (with battery rechargeable), low power consumption.3. High-brightness 0.56-inch green digital tube display, or liquid crystal display, clear and easy to read.4. Stable speed and accurate measurement.5. With simple counting function, easy to operate.6. Disc size Φ13cm, or square plate7. 0.001g standard calibration weight and windshield8. color box size: 27.5 * 21.5 * 13cm9. disc size: the index value of 0.1g and 0.01g size 13cm 9cm of the value of 0.001Package Included:electronic scale * 1，Instruction manual * 1。Notice:Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.Please understand that colors may exist chromatic aberration as the different placement of pictures.