RTJ Ring Groove Digital Caliper Accuracy +/-0.0024 in Data Output Type Cable Long Form Calibration Certificate No Jaw Actuation Type Slide Jaw Material Steel Maximum Measurement - Inch 12 in Maximum Measurement - mm 300 mm Measurements Inside Outside Battery Size CR2032 Caliper Material Steel Case Type Plastic Case Compatible SPC Cable Mfr No 7302-SPC5A/5B Mfr No 7305-SPC2A Mfr No 7306-20 Display Type Digital Includes Hard Plastic Case Includes Battery Yes