Wall mounted fold up wheelchair scale, anti-microbial, 1000 lb/454 kg capacity . Resolution 0.2/0.1 kg . Platform size, 29 x 32 x 2.75. Ramp size 6 x 34. Product footprint 58 x 37 x 37, 58 x 4 x37. Product weight 91 lb/41 kg. Display 1 / 38 mm high contrast color TFT-LCD screen. Power source, 100V 240V adapter , 6 D batteries . 2 year limited warranty, but is eligible for ScaleSurance 2-year extended warranty . Functions: Body mass Index , zero, tare, pre-tare, hold/release, reweigh, recall, autozero, auto off, time/date, variable auto off time, audible/mute sound option, parent/child function.