USB Multimeter 6 Digit Voltage Current Meter Battery Capacity Cable Internal Resistance Tester with Data Recording FNB48P Item Type: USB Multimeter Material: Metal Type: Normal Version Size: Approx. 77 x 39 x 14mm / 3 x 1.5 x 0.6in Parameter Range Resolution Accuracy Monitoring Voltage 4-24V 0.00001V ±(0.2%+2) Monitoring Current 0-6.5A 0.00001A ±(0.5%+2) Monitoring Power 0-156W 0.00001W ±(0.5%+2) Load Equivalent 0-9999.9Ω 0.0001Ω ±(0.5%+2) D+/D- Voltage 0-3.3V 0.001V ±(1.0%+2) Equipment Temperature ℃ 1℃ ±(1.2%+3) ℉ 1℉ ±(1.2%+4) Capacity 0-9999.99Ah 0.00001Ah Electricity Consumption 0-9999.99Wh 0.00001Wh Cable Internal Resistance 0-9999.9Ω 0.0001Ω Running Time 99 days 23 hours 59 minute 59 seconds 1s Recording Time 99 days 23 hours 59 minute 59 seconds 1s Features: 6 Digit Display: High accuracy 1.77 inch HD display for clear data reading. High Accuracy: Maximum resolution of the display is 0.00001, real time monitoring of voltage, current, and power changes during charging process. Cable Detection: Can read cable chip information on meter, easily obtaining wire information. Cable Internal Resistance Measurement: Rapid measurement of wire resistance under constant current load. Data Recording Function: Smartly record 10 sets of data. Battery Capacity Calculation: Built in battery capacity calculation formula for convenient and quick calculation of charging efficiency and capacity of target object. 4 Curve Design: Voltage current curve, D D voltage curve, offline recording curve, power ripple curve (AC coupling), to meet various needs. Gravity Sensor: Automatic flipping, equipped with gravity sensor, supports 180° and 360° automatic flipping (only simple interface supports 360°). Multi Port Compatibility: Compatible with USB, TYPE C interface, supporting various fast charging protocols