K & M KT-300 Digital Ultrasonic Thickness Gauge

SPECIFICATIONS Display Resolution : 0.1mm ( or 0.01 inch) Accuracy : ± ( 1% H + 0.1) mm Measuring Range : 0.8 - 300.0 mm depending on the probes 1.0 - 200.0 mm with Standard Probe within the package) Display Frequency : 4Hz Memory : Store up to 500 test values Sound velocity : 1000-9999 m/ s ( 0.0393-0.3936 inch/ ¼ s) Display Type : 4 digital LCD with advanced backlight Power Supply : 2 pcs. 1.5v AA standard Batteries Working temp. : -0 º C ~ + 50 º C Dimension : 149 mm X 73 mm X 32 mm Weight : 168g ( main unit) ; 30g ( standard probe) Standard Delivery : 1 Main Processor with built-in Calibration block ( 4.0mm) 2 Standard Probe – PT-12 ( 5 MHz) 3 Coupling Paste 4 Operation Manual 5 Batteries – 2 pcs. 1.5v AA Type batteries 6 Carrying case