1 Mobile power supply tester TOB-V125 is designed high precision tester instrument for mobile phone (mobile power supply charging PO) production and research. 2 The power bank tester can test power supply load voltage, charge and discharge current, the protection function,USB discharge end voltage etc. performance parameters to filter the power bank. 3 It is very suitable for mobile power bank supplier assembly line mass rapid detection. 4 The power bank tester can also suitable for power bank wholesaler to detect the power bank quality.