DETECTO's 420-600 digital precision balance scale, 600 g x e = 0.1 g/d=0.01 g, 5.7 in W x 4.5 in D Platform. Class II legal for trade and can be used for weighing herbs, cannabis, gourmet coffee and tea shops, jewels, and precious metals (gold and silver) in retail business with 10, 20, or 50 mg precision. Features a built-in rechargeable battery included and eight different units of measure. The scales come with a removeable air shield for precise measurement. The stainless steel platform size is 5.7 in W x 4.5 in D (145 mm W x 115 mm D). Overall scale dimensions are 8.6 in W x 11.5 in D x 3.2 in H (219 mm W x 292 mm D x 80 mm H).