Salter Brecknell PS500 digital floor scales offer a convenient compact and portable weighing capability with high capacity, This durable digital floor scale / vet scale offers unparalleled weighing performance, with the advantages of low profile and affordability, Standard features include lbs, kg and lb/oz weighing modes, weight hold feature, stable weight indication and auto power off to extend battery life, Operates on four (4) AAA batteries or AC adapter (both included), Also included is a rubber slip reducing mat, an indicator bracket for stand or wall mounting, and a RS-232 cable, PS500 comes with a stainless steel top, allowing for easy wipe down, Not legal for trade, Accuracy: 0, 2% of full capacity, Capacity: 500 lb (250 kg), Construction: Low profile stainless steel platform with mild steel understructure and stainless steel / ABS indicator, Platform Size: 22"" x 22"", 22"" x 36"", and 22"" x 42"", Protocol: Standard NCI interfaces to most common shipping software, including UPS Worldship Online and FedEx, Not legal for trade, Display: Five 0, 625"" digits LCD, Power: Battery or AC power, Operator Keys: On/Off/Zero, Tare, Units (lb/kg), Hold/Print, Options: Floor and table top stands for the weight indicator, Capacity x Readability: 550 x 0, 2 lbs, Display: 1"" (25 mm), 7 segment LCD, Scale Dimensions: 42"" L x 22"" W x 2"" H, RS-232: 10 interface cable (DB-9) (included), Keyboard: Three 6 digit 0, 56"" (14, 2 mm) high 7 segment red LED display, Indicator: 6, 5"" L x 3, 2"" H x 1, 2"" W, Display: Five 0, 625"" digits LCD, Power: Four (4) AAA batteries or 6 VDC, 500mA adapter, Battery Life: 20 hours, Certifications: Full FCC compliance, UL/CUL power adapter, Operating Temperature: 41° F to 95° F (5° C to 35° C), SKU: BCKN051