The Nano uses the next generation of our stapling-powered technology to put PaperPro power in the palm of your hand. One-finger easy spring-powered stapling technology. Staples up to 12 sheets. Jam-free design for smooth, continuous operation. Easy squeeze design for comfortable handheld use. Lightweight build for easy frequent handling. Travel size for your on-the-go needs. Uses standard staples. Bundle of 4 Miniature Staplers.