Ignition System Quickly Tester (Two In One) ADD790 Description This product consists of two of our ADD products: ADD760 (Ignition System KV Quick Tester) and ADD750 (Coil on Plug Ignition Quick Tester). The two products are used to test car ignition system. ADD750 is used to test COP (Coil on Plug) ignition system. Technicians can…