... :100~240V dimension:96(H)x96(W)x90(D)mm Digital Sigle-phase Current Voltage Meter Performance feature High-precision measurement ... Single -phase grid active power, reactive power, apparent power Provide digital display, supports LCD show, query local dataProgrammable current and voltage ... -25°C~+70°C≤93%,Place without corrosive gas≤2500m Digital Sigle-phase Current Voltage Meter