Fowler's QuadraTest multi-mode Electronic Test Indicator offers unrivaled measuring versatility in an electronic test indicator! The QuadraTest features 4 measuring modes (Min, Max, TIR & Direct), with your choice of data output options that are water, oil and coolant resistant to IP65 rated protection with or without the interface cable installed! Now with Bluetooth Connectivity! Features include... Measuring Range: .030" / 0.80mm Choice of Resolutions 0.00005" or 0.0005" 0.001mm or 0.01mm True Inch/Metric conversion Water, oil and coolant resistant to IP65! 1-1/2" diameter dial face rotates a full 360° Bar graph and numeric digital display. Meets or exceeds Din/ISO Standards. Maximum error on .00005" scale at full range: .0004" .080" contact ball diameter 1/2" Contact Point Length