1.Function of tare, add and price 2.Internal rechargeable battery , ac/dc supply 3.Good anti-interruption and prompt weighing display 4.Water and oil proof; convenient operation Capacity 60kg 150kg 300kg 600kg Division 20g 50g 100g 200g Superior division 10g 20g 50g 100g Minimum 400g 1kg 2kg 4kg Resolution 1/3000f.S Dimension(mm) 380*480, 450*640, 600*800, 800*1000, 1000*1200, 1200*1500