Cargador USB Doctor Tensión de Corriente Pantalla LCD Detector Voltímetro Amperímetro Probador
(7 in 1 LCD USB Tester. Manganese bronze material < 5 mR, internal resistance is almost zero). Cumulative capacity range: 0-99999 mah Precision: 0.001 Ah (new feature). Since the power flow: < 0.015 A.