Electronic Stapling Machine Automatically staple up to 12 sheets of 80g paper Unlike traditional staplers, this Electronic Stapling Machine could make your office chores more efficient. You simply have to hold the papers all together while inserting them through the stapler front opening and once it touches the switch lever, it will quickly staple your papers. This Electronic Stapling Machine has a see-through case, which reveals colorful moving parts and fascinating inner workings, so you can see what happens when the machine senses the paper and delivers the staple. Its four-inch compact size allows for an easy fit just about anywhere in the classroom, home or office. This Electronic Stapling Machine uses standard staples and 4 AA batteries.