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