The Ohaus SD Series is designed specifically with affordability, utility and everyday usage in mind. Ideal for home office, mail room, shipping and receiving, and general commercial and industrial dry weighing applications, the SD Series features a durable painted steel treaded platform, a remote indicator with tactile function keys, battery operation and flexible mounting capability. A truly portable scale that can be carried and operated in various locations, the SD Series is your efficient solution to a variety of weighing needs, when you need it, where you need it. Special Features: Rugged and durable construction Simple yet flexible mounting Durable ABS plastic indicator housing reinforced with internal ribs Universal table/wall mounting brackets included Extendable coiled cable LCD with fast weight display in kg or lb AC adapter or 360-hour battery operation with auto-shut off Calibration in kg or lb 1 Year Manufacturer's Warranty Ohaus - SD200L Capacity 440lbs / 200kg Readability 0.2lb / 0.1kg Pan Size 20.5 x 15.7 x 3" / 520 x 400 x 75mm Max. display resolution 1:2200 Calibration weights (fixed) 200lbs / 100kg Construction ABS plastic housing and mounting brackets. Painted steel base with raised, embossed tread pan Weighing units lb, kg Application modes Weigh only Linearity ±1d Repeatibility 1d Off center load 3d Display 1-window LCD, 4-digit 20 mm / 0.8" high 7-segment Keyboard 2 function raised tactile mechanical switches: [ON/OFF Zero] / [UNITS Cal] Stabilization time 3 Sec Power requirements 9V DC, 100 mA AC adapter (included) 3 "C" alkaline batteries (not included) Battery life (typical) 360 hours Auto shut-off 4 minutes with no activity (battery operation only) Safe overload capacity 150% Zero range To capacity by substraction Indicator dimensions ( W x D x H) 8.27 x 3.58 x 1.54" / 210 x 91 x 39mm Cable length extendable 1.8m / 72" to 2.7m / 108" (full extension)