The Checkline VIBCHECK Portable Vibration Meter with 50mm Sensing Spike is an entry level product which is an easy to use, versatile Vibration Meter which comes complete with transducer, Probe & interconnect cable & carry case. Ideal for the maintenance engineer, measurements can be taken quickly and easily in both Acceleration and Velocity units as required. Additional probes & Transducers are optionally available where regular checks need to be made from fixed Transducers attached to machine, this method provides more accurate & consistent results. Included Accessories: Meter, 50mm Sensing Spike, Cable, Battery, Instructions, Vibration booklet and Carry case