Product Description: USB Tester Current Voltage LCD This is the mini USB meter. It can measure voltage, current, power and capacity. It can clearly display all the data. Can easily measure the USB (PC USB, cell phone charger, car charger, mobile power, etc.) port and device operating current and the output voltage charge-discharge capacity, performance, and judge the performance of the charging cable charging equipment, this tester can meet the requirements! Fit to factories, laboratories and personal use, wide range and Easy to use, easy to take alone, no additional power supply, Plug and play. Specification: USB Tester Current Voltage LCD 1.Input USB 2.RTZ reset button: press it three seconds will Reset 3.Out USB 4.Voltage: 3V-9V ( 1% accuracy ) 5.Current: 0-3A (1% accuracy) 6.Battery Capacity (0-99999mah) 7.Working time (0-99Hour) 8.The working time and Capacity have Memory function when power off 9.Color: Transparent blue 10.Size: 7.3cm×2.3cm×1.35cm (LXWXH) Display: Simultaneously display Amp and Volt in real-time Measuring Range: Voltage 3-9V, Current 0-3A, Accuracy: /- 1% Memory function: The working time and Capacity have Memory function when power off Reset: Press and hold the RESET button for 3 seconds to reset Widely used: Perfect for testing phone, power bank, solar charger, car charger, tablet, computer, note book and so on
