DLB600W White Battery Capacity Tester Electronic Load 600W Power Tester Discharge Meter 200V 40A ,High Compatibility

1, User manual, PC software installation instruction and PC software and APP download link : https://www.mediafire.com/folder/wnfpdnqfxscj2/DLB600W 2, APP: search E_test on APP store to download 3. APP: https://www.mediafire.com/file/0jiio43c0vuu1wx/U_Meter-Phone_mobile.apk/file 4, 600W(V*A