1.High Precision Measurement: The ET54 150mm Digital Caliper offers high precision measurement, with an accuracy of 0.01mm, making it perfect for measuring mechanical components.The ET54 stainless steel caliper is equipped with a scale, features an test, and is IP54 waterproof and dustproof 2.Material: Stainless steelMade of stainless steel, this caliper is built to last and can withstand harsh working conditions. 3.Fraction / MM / Inch Display: The caliper displays measurements in fraction, millimeter, and inch formats, making it versatile and easy to use for various applications. 4.Woodworking : This digital caliper is ideal for woodworking enthusiasts and DIY enthusiasts, providing precise measurements for their projects. Inch/MM/Fractions conversion switch. 0 calibration switch. Automatic On / Off. Easy-to-read LCD display. stainless steel construction. Range: 0.01mm to 150mm / 0.001 Inch to 6 Inch Resolution: 0.01mm/0.0004inch Accuracy: ±0.04mm/0.0016inch Battery: 1 x LR44 Button Battery (included) Notice: The measuring parts of digital calipers are usually made of metal. Avoid collision with hard objects to avoid wear and damage. Colour:Silver Material:stainless steel Package Contents: 1 x Digital Caliper 1 x Dust-proof cloth 1 x English instruction manual Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.