Buzz B is a battery operated nail trimmer. It safely trims nails with a gentle yet effective oscillating action. The cushioned pads are specially designed for baby's nails so it won't harm surrounding skin. With two different power settings, parents can control the speed. Buzz B includes 1 AA battery, 4 different pads of varying textures (2 infant / 2 toddler) and a compact case for easy portability or storage. Safe & gentle for newborns to toddlers (0 - 2 years)