Features: Industry standard for fast and accurate synchronizing for up to four carburetor/fuel injection throttle valves. Includes a rechargeable 7.2 V NiMH battery (can also be powered and recharged by the internal battery). Includes four M5 and four M6 unique flexi-rigid manifold adapters. Built-in tachometer displays engine idle speed up to 2000 rpm. Four LED bars display manifold pressure, even in sunlight. Dynamic mode to troubleshoot poor engine synchronizing. Can be used with two- or four-stroke engines..
