Digital weighing without batteriesWindup weighing with this battery-free digital Kitchen Scales Plus. This smart kitchen helper weighs everything from 5 gram to 5 kilos. Easy to clean and easy on the planet. A great scale to wind up with! Features No batteries needed - automatic power generation control Large capacity - 5000 g/11 lbs Accurate, digital system - 1g/1/8 oz graduations Easy to use - zero, reset, add, and weigh button Easy to switch units Glass surface - easy to clean 5 year guarantee and service Cradle to cradle certified - Bronze level Warranty Period 5 Years