Handheld Digital Photo Tachometer RPM Meter Non-Contact Motor Speed Gauge(Red) U
Resolution: 0.1RPM at 2.5~999.9RPM; 1RPM at 1000~99999RPM. Color: Blue / Red. 1 X Reflective Tape. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.