Features: This Accuracy Calipers pen combines the functionality of a Calipers with the convenience of a writing instrument. Ideal for measuring dimension in your workshop, art projects, or DIY tasks. Featuring both and Royal units, this Calipers pen allows for quick and accurate measurements. The clear and easy-to-read scale makes it suitable for professional and hobbyists alike. Produced from high-quality steel, this Calipers pen is build to last. Its strong design ensures long, while the smooth Slide mechanism provide precise measurements each time . Lightweight and easy to carry, this Calipers pen fit conveniently in your pocket or toolboxs. Perfect for active measurements, whether you're at homes , in this office, or out in the field. designs for comfort, the ergonomic grip allows for easy handling during measurement tasks. Great for engineers, students, and anyone who values accuracy in their measurements. Specifications: Material: Plastic Color: Silver Measuring ranges:100mm Package Includes: 1x2in1 Calipers Ballpoint Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.