1. Scale2. Capacitive Pen.3. Level. a Level is Embedded on One Side of the Ball PEN, & You Can Judge Whether the Object is Level by Observing the Position of the Bubble. This is Great for Decorating, Installing Furniture, or Other Tasks That Require Balance. 4. Screwdriver. the Other Side of the Ball PEN has a Built-in Screwdriver Head, Which is Convenient for You to Do Simple Repair & Maintenance Work When You Need to Tighten or Loosen Screws. 5. Printed Logo. You Can Customize the Color & Printed Logo of the Ball PEN According to Your Personal Preference. the Choice of Color Can Match Your Brand or Event Theme, & the Pen Body Printed with Your Logo or Trademark Can Enhance Brand Exposure & Publicity Effect