Features: 1Portable Design: This mini caliper measuring tool is lightweight and portable, you can take it to wherever you go. 2Easy to Use: This mini caliper measuring tool is very easy to use, one button for metric inch conversion with great convenience. 3Premium Material: This mini caliper measuring tool is made from premium ABS material, which ensures high durability. 4LED Display: This digital caliper adopts LED high definition digital display, the data you measured is very clear to read. 5Ideal Gift: This mini caliper measuring tool can be an ideal and perfect gift for your friends and kids, they would love it. Item Type: Digital Caliper Material: ABS Battery: LR44 1.5V x 1 (Battery Not Included) Purpose: Item Size Measurement Measuring Range: 0~100mm 0~4in Resolution: 0.1mm 0.01in Repeatability: 0.1mm 0.01in Measurement System: Non-contact Linear CAP Measurement System Display: LED Display Working Temperature: 0-+40 Storage Temperature: -20-+70 Influence of Humidity: 0 to 80% Relative Humidity 1 x Digital Caliper