1. Displaying resolution:1/30,000; Internal resolution: 1/15,000, 1/60,000, 1/30,000. 2. Operated by power supply or rechargeable battery. 3. Single point calibration and six points calibration. 4. Automatic zero setting and band rate selection with environment change to avoid the shock. 5. Tare, pre-tare and automatic tare setting. 6. With 10 sets of “unit weight” memories and 10 sets of “unit weight” alarm. 7. Accumulating and printing functions. 8. Check-weighing and counting functions, with warning for HI/LO/OK and 1 set of memory. 9. Unit conversions (kg, g, lb, oz). 10. LCD displaying and automatic backlight selection. 11. Optional output 1)RS-232(Unit direction&Bi-directions) can be connected to computer, TP printer, TDP printerandalarm Lamp. 2)Relay output