The HS-300 is used where either weight or height measurements are necessary, The scale provides accurate weight or height measurements on easy to read LCD back light display, It has a large weighing range and can measure height from 60cm to 210cm x 0, 1cm (2 to 7 x 0, 125""), Constructed of mild steel with a durable powder coated white finish, this scale will provide years of service in normal applications, 300 kg (660 lb) Capacity, Height Gauge to 210 cm (7 ft), Rollers Included for Easy Transport, Easy to Read Digital LCD Display, Measures in Kilograms and Pounds, Durable Construction, Accuracy at +/- 3 Divisions, Large 521 mm x 521 mm (20, 5"" x 20, 5"") Weighing Platform, Capacity x Readability: 660 lb x 0, 2 lb, Height Rod Range: 60 cm to 210 cm x 0, 1 cm (2 ft to 7 ft x 0, 125""), Weighing Platform Size: 521 mm (L) x 521 mm (W), Handrail Height: 16"" W x 49"" L, Display: 17 mm (0, 625"") high backlite LCD, Serial Port: One (1) full duplex RS232 with cable, Function Keys: Hold/Print, Units, Tare, On/Off/Zero, Serial Port: One (1) full duplex RS232 with cable, Power: 6 VDC, 500mA US power adapter (included), DC Power: (4) AAA batteries (included), Battery Life: Approximately 20 hours continuous, Operating Temperature: Approximately 20 hours continuous, Battery Life: 5° C to 35° C (41° F to 95° F), RS-232: Supplied complete with 10 cable (9 pin to 9 pin type connector, bi-directional full duplex), Certifications: Full FCC compliance, UL/CUL power adapter, CE, WEEE directive, SKU: BCKN049