This is a baby scale made by Tanita, with 5g increments. It's convenient for checking the amount of breast milk intake. It uses 6 size-D batteries for measurement (batteries not included). A copy of the instruction manual is included. Maximum weight: 20 kg Minimum display: 5g 5g increments up to 10 kg, then 10g increments up to 20 kg Batteries: 6 size-D batteries It has been used regularly since purchase, so there are scratches and signs of use as shown in the photos. The monitor part is slightly yellowed. Please understand this before purchasing. The tray will be removed for shipping to prevent breakage. We may be able to ship sooner, so please consult us before purchasing.