The Tree HRB-S 1002 TL Stainless Top Loader Scale from LW measurements is a compact bench style weigh scale with a stainless steel finish. It weighs up to 1000g with a minimum readability of 0.01g and an accuracy rating of +/-3d. Features USB connectivity and AC power adapter option. This balance has a 4.7" x 5.3" platform and an overall size of 11.5" x 8.1" x 3.9" making it reasonably transportable. Category High Precision Balances Model Tree HRB-S 1002 TL Capacity 1000g Resolution 0.01g Accuracy +/-3d Platter Size 4.7" x 5.3" Scale Dimensions 8.1" x 11.5" x 3.9" Auto Hold No Unit Switching g,oz,lb,dwt,ozt,ct,tlt,tlh,tlj,gn,dr,mm,tola,gsm,T/A/R,T/M/R Counting Function No Connectivity: RS232C No, USB Yes Battery Yes, 6 x AA Batteries AC Adapter Yes, 12VDC