Features: Inch/Metric/Fractions conversion switch.0 calibration switch.Automatic On / Off.Easy-to-read LCD display.Durable stainless steel construction. Specification: Range: 0.01mm to 150mm / 0.001 Inch to 6 InchResolution: 0.01mm/0.0004′Accuracy: ±0.04mm/0.0016”Battery: 1 x LR44 Button Battery (included)Total Length: 236mm/7.7′Material:Stainless Steel Package Includes: 1 x Digital Caliper1 x Box  Details Pictures: