APG 100mm/4" LCD Digital Electronic Carbon Fiber Vernier Calipers Gauge Micrometer with Large LCD Screen Display Inch/Metric Accurate Result Unlike most inaccurate digital calipers to wast your time and cause complaint.Our digital measuring gauge passes numerous tests including accuracy testing, load resistance and alignment of components testing The button allows switching the LCD between inch and metric. Precise measurements(Resolution :0.1mm & accuracy 0.01 inch) will meet your accuracy requirements with the easy-to-read LCD Display Easy OperationThe extra large LCD screen is for easy and clear reading even under the stong sunlight.The diameter caliper has a very smooth convertible function of setting measurement between inches and millimeters.There is also a flexible button-zero setting. Sturdy BodyAs entry-level diameter measuring tool, our digital vernier caliper is well made of carbon fiber. Compared with other ones in the market, it is light & hardly to be scratched in the surface. It makes sure the stable function could be enjoyed by people from different industry. The digital micrometer comes in a good blow molded case for protection. The jaws moves smoothly and produces no jams. The electronic caliper will be fairly easy to control and can be used right out of the box Extra BatteryTargeting on a lasting and durable calipers, we provide 1 PCS of extra battery for you. It can save your time and money to look for and buy the new battery in the future. (Battery Model No. LR44/AG13) Warranty and ServiceWe supply 60 days return with full refund for it, you can contact us at anytime within the returning period. 24 hrs x 7-day service (reply with 24 hrs) is available