• 5 Digits LCD Display
• Light Reflex Measurement
• Range 10.00 to 99,999 RPM
• Measuring Distance 50 to 300mm
• Event counter with elapsed time
• RM-1502 optional Contact Adaptor
• Max / Min / Hold : True Average
• Auto Range RPM
• RS-232 Interface for Model RM-1501
• Contact RPM and circumferential velocity measurements in one simple adaptor(RM-1502)