THIS IS A BRAND NEW NEVER USED COMPLETE KIT. I HAVE INSTALLED A NEW BATTERY TO POWER UP ONLY. ALL FUNCTIONS WORK PERFECT. IT STILL HAS MOST ACCESSORIES IN ORIGINAL PLASTIC WRAPPING. THE METER SCREEN STILL HAS ORIGINAL PROTECTIVE COVER ON SCREEN. YES IT WORKS ON ANY ENGINE TYPE. COMES WITH INTERFACE MODULE BATTERY CHECK, TACHOMETER INDUCTIVE PICK UP, DIRECT VOLTAGE DAPTER, TEMPERTURE PROBE, CLAMP ON CURRENT PROBE, USERS MANUAL AND CARRYING CASE. PART NUMBER 91-892647A01 MODEL DMT2004 FOUND ALL OVER THE INTERNET FOR 600-800 BUT REMEMBER THIS IS NEW. CALLS OR EMAIL ONLY PLEASE DO NOT TEXT LEAVE A MESSAGE I WILL CONTACT YOU. 702-771-6162