Features: With 0-1" (0-25mm) measuring range, 0.00005"(0.001mm) resolution, and 0.0001"( 0.002mm) accuracy. Made of reliable ABS and hard alloy material that is durable for long term using. Large LCD screen displays the measured data clearly and intuitively. Units can be switched between millimeter(mm) and inch(in). Suitable for measuring the outside diameter, good for DIY workers. Specifications: Material: ABS + hard alloy Display Type: Digital display Micrometer Type: Outside micrometers Measuring Range: 0~25mm / 0~1in Resolution: 0.001mm / 0.00005in Accuracy: 0.002mm / 0.0001in Unit Switching: mm, in Operating Temperature: 0~40 Storage Temperature: -10~60 Power Supply: 1 * 3V CR1632 button battery (NOT included) Item Size: 160 * 65 * 27mm / 6.30 * 2.56 * 1.06in Item Weight: 172g / 6.07oz Package Weight: 275g / 9.70oz Package Size: 17.5 * 8.5 * 4cm / 6.89 * 3.35 * 1.57in Packing List: 1 * Digital Micrometer