Description:  Professional 6 Inch 150mm Electronic Digital Caliper Micrometer Guage Ruler.  100% brand new electronic digital caliper, made of hardened stainless steel.  Internal, external and height dimensions can be easily and accurately measured.  Linear capacitive measuring system.  Zero setting in any position.  With a small locking thumb screw which locks the jaws in place.  Base measuring function: Inside, outside, depth and step measuring.  With easy to read large LCD display.  An ideal tool for a broad range of industrial and automotive applications.     Features:  Measuring range: 0 - 150 mm/ 0 - 6 inch.  Resolution: 0.01mm/ 0.0005 in.  Repeatability: 0.01mm/ 0.0005 in.  Accuracy: ± 0.02 mm/ 0.001 in (100 - 150 mm).  Maximum measurement speed: 1m/s or 1.5m/s.  Power: 2 x 1.5V SR44 (silver oxide cell) battery (included) or 1.55v.  Battery life: 1 year for continuous usage / 3 years under normal operation.  Size: 27 x 10.5 x 2cm.  Weight: 350g.  Color: silver.     Package included:  1 x 0-150 mm Delicate Digital Caliper Silver.  1 x 1.5V SR44 cell battery.  1 x User manual in English.  1 x Hard black cover case