... , large measuring range and accurate ,quickly measurement, SV-UM1D coating thickness gauge1000 to 9999 m/s; 0.039 to 0. ... °C to +50°C; +14°F to +122°FSpecification to -20°C/-4°F on requestSize:5.86in×2.87in×1 ... bits, 1 stop bit, 9600 baud, no parity. SV-UM1D Coating Thickness Gauge