Sleek, personal 3-hole punch is ideal for travel and features seamless automatic operation. Effortless, electric hole punching is achieved using the AC adapter (included) or 6 AA batteries (not included). Delivers clean 3-hole punching through as many as 15 sheets at once. Easily clear jams by hitting the reset button to reverse the punch pins. A hinged chip door keeps work spaces neat and is easy to empty.