1. Up to 1/600,000 internal resolution 2. Dual-use AC-DC power supply, with rechargeable battery inside 3. Two kinds of color LED charging indication (red, green) 4. With kg/g/lb units conversion 5. With weight accumulation 6. With calibration function 7. Tare within full capacity and pre-tare function 8. five keys or ten keys 9. Bright LED display 10. Pan size: 230mm x 280mm