GAOTek Handheld Digital Surface Roughness Tester Meter
$68.39
$121.05
Description Features Buttons: on/off, zero, mm/inch, data hold, max/min Battery :3.7V lithium battery (Rechargeable battery), Charging /communication interface: USB Type-C Directly measure the maximum, minimum value and range Analog pointer Absolute measurements Data output Technical Specification Measuring range 0 in to 0.25 in (0 mm to 6.5mm)/0 to 6500 um Accuracy ±3 um Resolution 1 um Power supply mode 3.7 V lithium battery Charging/communication interface USB Type-C, RS232 Interface signal Waterproof IP54 Operating temperature 14 °F to 104 °F (-10 °C to 40°C) Humidity ≤80% RH
