Automotive Test Solution's Emission Five Gas Analyzer, No. EMS1000, spots common problems instantly. With update rates from probe to screen display as fast as 5 seconds locate fuel control problems, misfires, leaking head gaskets, no starts, hard starts and EVAP system leaks. It is made of the finest materials, designed to provide many years of trouble-free service. It comes packaged as a ready-to-run test solution, with all necessary cables, probes, connectors, hoses, and its own power supply.