Designed to be used with the utmost ease, this scale can weigh even the most active baby. With step-by-step instructions right on the keypad, there’s never any question about what to do next. Features lock-in weight ability, built-in battery charger for NiCad or NiMH batteries (15 hours charging time), a locking pin for easily removing the tray for cleaning, and sleep and auto shutoff modes to extend battery life.