The Ohaus PAJ Series Gram Scales are top-quality scales in a compact design. Equipped with the "Selectable Environmental Settings" feature, the PAJ Series has 3 filter modes and adjustable zero tracking to adjust sensitivity. This scale is Legal-for-Trade in both the United States and Canada. Features include parts counting, RS232 port, weigh-below hook, and more. Adapter included. This model PAJ4101N has a maximum weighing capacity of 4100g x .1g.