Voltímetro digital DC amperímetro amperio de voltaje potencia energía SOC medidor 0-200V 300A
0-300A (Tpye: PZEM-015) can set 50A, 100A, 200A, 300A four range depend on the external shunt. 1 300A shunt. when over the test range or the current is zero, it display "---". -Minimum resolution: 0.01V.