• Minimum Measurement (Decimal Inch): 0 • Minimum Measurement (mm): 0 • Maximum Measurement (Inch): 6" • Maximum Measurement (mm): 150 • Resolution (Decimal Inch): 0.0005 • Resolution (mm): 0.01 • IP Rating: None • Accuracy Plus/Minus (Decimal Inch): ±0.0015 • Accuracy Plus/Minus (mm): ±0.04 • Designed with fine adjustment to allow precise movement of the slider • Internal measurement jaws are rounded to provide accurate measurement of internal diameters • Minimum internal diameter measurement capability of 20mm • Inch/Metric conversion • Six buttons • Zero setting at any position • Absolute or incremental measuring modes • Warranty card, Instruction Manual, Battery