*The most feature-rich in redisplay function, able to redisplay the transaction process which including unit price, piece weight, total price, price unit and serial number, clearer than other scales in market. *Super 3-line LCD display, able to display weight, unite price and total price in the same screen. *Well-designed combined function keys, convenience and easy to operate. *7 memory unit price key, convenient to operate when busy. *High anti-interference. The radiation intensity to radio frequency electromagnetic fields up to 10v/m. *Auto-power saving design, will enter into the stand-by status automatically without any operation (user-defined 4~200 seconds at will. 200 seconds won?t enter into auto-power saving status) only consuming 21 uA., able to be awake by any loading or operation due to the inner shaking mechanism. (Please tap the platter when there is no response in loading). *Support backlight shift function by pressing the backlight key for 1.5 second, able to save electric power by turning off backlight in bright area and extend service life of dry battery. *CHG function, assist users to change notes accuracy. *Support price-lock function, suitable to sell weighing commodity of same price. *Max 30/60lb, the precision is 0.01/0.02lb.