My weigh digital scales suitable up to 250kg 550lb automatically turns on when you step on the scale step weigh pleasant easy to hear voice commands easy to use and program extra large digital display extra durable large stable platform scuff resistant matte foot pads reads in pounds kilograms accurate within 1 of actual weight platform dimensions 383 x285mm accuracyreads to 02lb 01kg operates on 4 x aa batteries included lifetime 30 year international warranty