Welcome to our store!</br> 1、Real Time Monitoring: Voltage, current and capacity are displayed on the same LCD screen, no cumbersome operation is required, just connect the USB interface, you can monitor the charging status of the phone in real time. 2、Supporting Protocols: It supports multiple protocols such as QC2.0 and QC3.0, supports screen rotation, and can read at any angle. 3、Power Off Save Function: Contains 9 groups of power off save functions, which temporarily store the current capacity and energy when the power is off. 4、Remove Manually: Reopen the opportunity to accumulate the currently used capacity and energy, if it does not need to accumulate, remove it manually. 5、Intelligent Memory Charging Capacity: Can save the mAH input of 9 groups of charging equipment after power off. Convenient to view and check whether the capacitance of the charging device is real. <p class="wang-edit-text"><p class="wang-edit-text"><p class="wang-edit-text"> Item Type: USB Tester Material: ABS Model: for KWS MX18 Current: 0 to 5.1A Voltage: 4 to 30V MAh: 0-999999mAh Milliwatt Hour: 0-999999mWh Timing: 0 to 99 Hours Power: 0 to 150W Charging Resistance: 0 to 999.9Ohms Grouping: 1 to 9 Groups Internal Temperature: 0 to 80℃ Positive Voltage: 0 to 10V Negative Voltage: 0 to 10V Charging Resistance: 0 to 999.9Ω Support Protocol: Support QC2.0 and QC3.0 <p class="wang-edit-text"><style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x USB Tester1 x User Manual (Customer Satisfaction) - is our priority. If you notice any problems with the products after receiving the goods, such as damaged goods or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sale service.</br>