New USB Voltmeter Ammeter Intelligent Tester Digital Current Mobile Charging USB

Specifications:

• Easy to measure the output USB vollage and the input device of current or voltage charger.
• Availabe for each USB electronic products, such as USB PC, home charger, car charger and so on.
• Plug and, light and practical, easy to carry and no need for external power
• Measurement accuracy: 1%
• Refresh rate: about 200ms once
• Display mode: alternating current and voltage display
• Voltage measurement range: 3.5V-7V
• Current measurement range: 0A-3A
• Working current: 20mA
• Color: transparent blue
• Storage temperature: -10 ° C to +65 ° C

• Meter pressure drop: 200mV

• Peripheral size: 52x20x14mm/2.05x0.79x0.55in

The package includes:

        1 x Digital Voltmeter