Features • Carbon Fiber Construction - Crafted from all-plastic carbon fiber, this ruler ensures a comfortable grip and exceptional durability for measurements every time • Fast, Accurate LCD Display - The advanced LED liquid crystal display offers quick response times and enhanced accuracy, making it easy to read measurements at a glance • Long-lasting 1.5V Battery - Powered by a stable 1.5V battery, this digital caliper provides extended service life, ensuring you can rely on it for all your measuring needs • Precision Magnetic Stripe Technology - Featuring a magnetic stripe film scale, this caliper delivers highly accurate readings, minimizing errors in your measurements • Convenient 0-100mm Measuring Range - With a versatile measuring range of 0-100mm and a handy storage box, this electronic caliper is for both profionals and DIY enthusiasts Features: 1、The ruler body is made of all？plastic carbon fiber material, with a comfortable feel and accurate testing 2、The caliper has LED liquid crystal display, the response is faster and more accurate 3、The product uses 1.5v battery which is more stable and , long service life 4、The ruler adopts magnetic stripe film scale proc, which can provide accurate readings 5、The measuring range is 0？100mm,with a storage box which is convenient to carry Specification: Item Type: Digital Caliper Material: Full Plastic Carbon Fiber Scale Proc: Magnetic stripe film Display: LCD display Range: Approx. 0 ~ 100mm / 0 ~ 3.9in Unit: mm/in Resolution: Approx. 0.1mm Accuracy: Approx. ±0.1mm Battery Model: LR44 1.5V, 165mAH Package List: 1 x Caliper 1 x Battery 1 x Plastic Box Package List 1 x Caliper 1 x Battery 1 x Plastic Box