Product features LCD display with backlight, Percentage and counting. Full digital calibration, AC power or alkaline battery operation (batteries not included), RS232C and USB output optional. Weight capacity: 120 g. Minimum display "d": 0.01 g. Repeatability (standard deviation): 0.01 g. Linearity: +/-0.01 g. Sensitivity drift: +/-20 ppm/degree C (10 degree C-30 degree C/50 degree F-86 degree F). No of samples: 5, 10, 25, 50 or 100 pieces. Minimum unit weight: 0.01 g. Minimum percent display: 0.001. Minimum 100 percent weight: 1 g. Display: 7 segment LCD display with backlight (Character height 16 mm). Display update: 10 times per second. Operating temperature: -10 degree C-40 degree C/14 degree F-104 degree F, less than 85 percent R.H. (non-condensing). Power supply: AC adapter or 4 x "AA" size dry-cell batteries. Battery operation: Approximately 70 hours (backlight off, alkaline batteries). Weighing pan size: 110 mm.