Digital Vibration Meter Lutron Vb-8201Ha Or Htc Vb-8205 Or Metrix + Vb 8202A To Measure Acc Eleration, Velocity And Displacement With Range 10 Hz To 10 Khz. Sensor: Piezo Electric Accelerometer, 3-1/2 Di Gital Lcd Display, Displacement; 0-2000 Microns Pk-Pk, Velocity; 0-200 Mm/Sec Pk , Frequency Response; 600 R Pm To 60000 Rpm. With Magnetic Base, Vibration Sensor With 2M Cable And Hard Carrying Case , Minimum 01 Y Ear Warranty With Instruction Manual. Acceptable Makes: Lutron, Htc, Metrix, Acd Machine Only [ Warrant Y Period: 30 Months After The Date Of Delivery ] ]