ITEM NAME:12.7mm/0.5" Carbon Fiber Composites Digital Thickness Caliper Micrometer #JT1 Product Description Description: Features: Made of extra strong carbon fiber composites, lightweight and durable. Two way measurement, internal and external. Linear capacitive measuring system. Zero setting in any position. With easy to read large LCD display. An ideal tool for a broad range of industrial and automotive applications. Specification: Measuring Range: 0-12.7 mm / 0-0.5 inch Resolution: 0.01 mm / 0.0005 inch Accuracy:  ± 0.1mm/  ± 0.004 inch Display: LCD screen Power: 1.55V (Battery is included) Total size: 108*60*21 mm / 4.25"*2.36"*0.82" (approx.) LCD display size: 33*1 mm / 1.3"*0.39" (approx.) Operating temperature : 0℃ - 40℃ Storage temperature :-20℃ - 70℃ Relative humidity: ≠¤ 80% Main Color: Blue Quantity:1 Pc Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. Included: 1 x Digital Thickness Caliper Micrometer.Made of extra strong carbon fiber composites, lightweight and durable. Zero setting in any position. Total size: 108 60 21 mm / 4.25" 2.36" 0.82" (approx.). Storage temperature :-20℃ - 70℃. LCD display size: 33 1 mm / 1.3" 0.39" (approx.).