Features 1、TECHNICAL PARAMETERS: Vernier caliper range can measure 150mm, resolution is 0.005mm (accuracy ±0.02mm), metric and imperial conversion only need to press a button 2、ACCURATE LOCKING: Digital caliper locking screws can prevent sliding, accurate positioning and fine tuning. Zeroing function can be zeroed in any location 3、MEASUREMENT OBJECT: The Digital caliper measuring tool can measure the inside diameter, outside diameter, depth, and step size accurately without error in millimeters or inch 4、CORROSION RESISTANT STAINLESS STEEL: Digital caliper with stainless steel material possess corrosion resistance, good mechanical properties, and high strength 5、LOW VOLTAGE REMINDER: Electronic digital caliper with automatic power off function, and low voltage reminder. Item characters blink when the voltage is too low Specification Item Type: Digital Caliper Material: Stainless steel Range: 0-150mm/0-6in Accuracy: 0.02mm/0.001in Resolution: 0.005mm/0.0005in Error: 0.02mm Protection Grade: IP54 Response Speed: 3meter/s Battery: 1 x CR2032(not included) Package List 1 x Caliper 1 x Storage Box 1 x User Manual