The Kerr Endodontic Vitality Scanner 2006 ensures dependable and pain-free pulp testing. This diagnostic tool is automatically controlled and features large digital readouts. The contact sensing probe provides good electrical contact prior to activation and prevents the unit from jolting the patient. Vitality Scanner Kit: Unit, Short Probe Tip, Long Probe Tip, Grounding Lead with Lip Clip Features and Benefits Pulsating stimulus for painless and safe pulp testing Automatically adjusts output level where needed Choice of different tips allows for reliable pulp testing 1-year warranty