Weighing scale type: jewellery scale capacity(kg): 1 usage: business features: 1 item price accumulation, audio and visual over indication, auto onoff display, carat, different weighing unit selection like grams, in built battery backup 40 hours, lb, led blue display optional, oz and user selected unit, piece counting function upto 10 item plu memory, rs 232 communication port for easy connect to pc optional, tola, ultra bright 7 digit red led display.