Sentry Calculator Pen with Ruler and Neck Strap Early 2000s New Dark-Blue Color

This versatile Sentry Calculator Pen features an 8-digit calculator, smooth ballpoint pen, and a foldable ruler in inches and centimeters. The pen also includes an auto shut-off function and comes with a long-lasting battery. The attached neck strap makes it easy to carry.

• 8 Digit Calculator
• Auto Shut-Off
• Long Lasting Battery Included
• Smooth Writing Ballpoint Pen
• Attached Ruler Folds Into Calculator Pen
• Ruler In Inches & Centimeters

Note: Battery may no longer work due to age and may require replacement.