UNI-T UT503PV Tester Resistenza Isolamento Digitale Fotovoltaico 4000MΩ Bluetooth
● Insulation resistance (PV+IR): 4000MΩ. ● Data communication: USB cable + Bluetooth app. We try our best to make you get desired products as soon as possible. ● Compare function (IR). ● Portable & Convenient.