Whats included: 115 VAC power adapter with plug portable balances with multiple weighing units and fast one-second response time easy to read LCD with backlight provides clear view of results under any lighting conditions specific gravity function, percentage weighing, and parts counting functions comparator function gives a visual reference against a set target weight features low battery, overload, and stability indicators customize your balance using the Configurable key mode stackable body allows convenient storage of multiple units optional USB or RS-232 interface for connectivity to a printer or computer.