The EJ-123, EJ-303, EJ-1202, EJ-3002 and EJ-54D2 balances have the following features: The EJ-123, EJ-303, EJ-1202 and EJ-3002 are high-resolution type electronic balances having a display resolution of 1/120,000 to 1/300,000. The EJ-54D2 is a dual-range balance as shown below: Gram mode Weighing capacity 22 g/Minimum display division 0.0002 g Weighing capacity 52 g/Minimum display division 0.001 g The EJ-123, EJ-303 and EJ-54D2 are equipped with a breeze break which is provided as standard for more accurate weighing. The EJ-54D2 is equipped with a carat pan for weighing jewelry which is provided as standard. The balances have a counting function, a percent function, a hold function and an accumulation function. The LCD backlight will help with use in a dimly lighted place. The balances can be operated with an AC adapter, or 4 x size “AA” batteries for cordless operation. An optional USB interface is available for connecting the balance to a personal computer. An optional RS-232C serial interface is available for connecting the balance to a printer or personal computer and outputting Good Laboratory Practice (GLP) data.