... involved Robust high impact ABS Plastic Keys : ON/OFF , clear , zero , tare , accumulate , units , upper and lower limt , 0-9 ... 6kg ,15kg,30kgPower -AC adapter with rechargeable battery Rugged ABS plastic base , stainelss steel weight platter Upper & Lower Target ... digits in unit weight and total weight , 6 digit in total quantityHousingRugged ABS plastic base and Stainless steel panNet Weight3. ...