VDIAGTOO V500 PRO 2025 VDIAGTOOL V500PRO is a 2-in-1 automotive intelligent circuit probe kit. Mode 1 is equivalent to the function of V500, and mode 2 is equivalent to the function of V210. It can provide customers with a one-stop solution for automotive circuit diagnosis,covering all circuit tests. : ✅ Smart test✅ Multimeter mode (voltage, resistance, diode and short circuit, current, frequency) ✅ Relay test ✅ Oscilloscope mode ✅ Injector test ✅ 0-5V power supply ✅ Component activation ✅ Positive and negative detection ✅ Diode test ✅ Short circuit/open circuit test ✅ Wire tracking. Unlike most circuit testers on the market, the V500PRO smart circuit diagnostic tools can be easily switched between Mode 1 and Mode 2, covering all circuit problems, greatly helping customers save time.