USB Voltage Tester with LCD Display for Charging Capacity, Discharge Capacity Tester for Mobile Power Bank, 5V Device Power Analyzer, Digital USB Current（Load）

Product description GeneralFeatureNo professional wiring, simple and For easy to use, as long as you in the USB port, discharge and charge, you can the working current voltage of the equipment and the statistical battery capacity. A protective film is posted on the of the new machine, so if it does not need to be torn off. Can be used as a daily simple testing toolYou can For detect the charging capacity of tablets and mobile ph batteries, judge how much battery performance decreases, and whether it needs to be replaced.You can For detect the discharge capacity of the charging treasure and calculate the conversion rate of the charging treasure.You can For detect the charging current of your digital device.5V router and other 5V USB port devices (such as USB lights) work current and so on. With the USB input cable, there is also a MicroUSB port, which can be input with other wires. connection of the power/mobile power supply, pay attention to the default using the USB interface, that is, 5V; the other end load can be a mobile ph.SpecificationInput voltage: 3V-15VVoltage resolution: 0.01V current: 0.05A-3.50ACurrent resolution: 0.01ACapacity range: 0-19999mAhAccuracy: positive and negative 1%Line loss: about 0.1 Euros content: battery voltage, current, discharge capacity (10 sets of data in total)Package included1*USB tester or loadNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your and light brightness.2. Please allow slight manual measurement deviation for the data. Manufacturer Contact Information PETiB

• 5V Device Power Analyzer: Monitors voltage, current, and capacity for USB-powered devices; compatible with mobile phones, tablets, power banks, and 5V routers; includes USB input cable and MicroUSB port for flexible connectivity
• Real- Charging Tester: Tracks real- performance of battery charging and discharging processes; measures input voltage from 3V-15V, current from 0.05A-3.50A, with 0.01V/0.01A resolution and ±1% accuracy
• LCD Display : Clear digital readout shows voltage, current, and discharge capacity across 10 sets of stored data; helps evaluate battery health and determine if replacement is needed
• Power Capacity Evaluation Tool: Measures total capacity from 0-19999mAh; calculates conversion efficiency of power banks; For ideal for assessing device performance over
• Compact USB Testing Solution: For Easy to use without professional wiring—simply insert between USB power source and device; supports general connection modes for reliable, long-lasting operation