Description This item is an electronic digital caliper with a large LCD screen. It is made of top-class plastic for long-term use. What's important, this caliper can measure inside, outside, step or depth with two sets of jaws and the probe. There is no doubt that it's an excellent measure tool. Features - Color: Silver.- Material: PA66 and ABS plastic.- Size: Approx. 23.7 x 7 x 1cm/ 9.33 x 2.76 x 0.39 inch (LxWxH).- One button is used to open or close.- One button can quickly exchange between two measuring modes: inch and millimeter.- One button is operated for setting zero in any position.- Precise accuracy: Measurement range: 0 - 6 inch and 0 - 150mm. Resolution ratio: 0.1mm.- Easy and clear to read the numbers with the screen display.- Powered by LR44 1.5V button battery(included). Packing list: 1 x 0-150mm Electronic Digital Caliper Slider Caliper with Digital Display Electronic Ruler (Silver)