Features High Accuracy Measurement: This dial indicator has a resolution of 0.0005 inches/0.01 millimeters, with high accuracy to meet a variety of measurement needs. IP65 Dust And Water Resistant: This dial indicator is IP65 rated for dust and water resistance to maintain accuracy when used in harsh environments. 0 To 100mm Measuring Range: This dial indicator is suitable for measuring in the range of 0 to 100mm, which meets a variety of measuring needs. Digital Display: This dial gauge adopts digital display, which is intuitive and clear, and easy to read the measurement results. Excellent Aluminum Alloy Material: This dial indicator is made of excellent aluminum alloy material with high durability to maintain accuracy and stability over a long period of time. Specification: Item Type: Dial Indicator Material: Aluminum Alloy Battery Type: Lithium Manganese Battery ( Shipped With Built In Battery ) Battery Model: CR2032 x 1 Battery Capacity: 220mah Resolution: 0.01mm/0.0005in Measuring Range: 0-100mm/0-3.94in Power Supply: 3V Lithium Coin Battery (CR2032) Operating Temperature: 0℃-+40 Storage Temperature: -20°C-+70°C Relative Humidity: ≤80% Package List:1 x Dial Indicator1 x Battery1 x Storage Box1 x Screwdriver1 x English Manual Package List 1 x Dial Indicator 1 x Battery 1 x Storage Box 1 x Screwdriver 1 x English Manual