Specifications: Product model: -UT Display screen: 0.96-inch IPS color LCD Measuring voltage: 3.70V~30.00V Voltage measurement resolution: 0.01V Measuring current: 0.000~5.000A Current measurement resolution: 0.001A Capacity measurement range: 0~99999mAh Voltage measurement accuracy: ± (1%+2 words) Energy measurement range: 0~99999mWh Current measurement accuracy: ± (2%+2 words) Load impedance measurement range: 0.5~999.9 Ω Power measurement range: 0~150W Temperature measurement range: 0~80 ℃ Temperature measurement error: ± 3 ℃ Operating temperature range: 0~70 ° C Data refresh frequency: 2Hz, real-time display Product size: 64 x 22 x 11mm Time measurement range: 00:00:00-99:59:59, maximum 100 hours Fast charging identification mode: QC2.0, QC3.0, compatible with APPLE2.4A/2.1A/1A/0.5A, Android DCP, for , for , for SCP Material: PCB+Metal colour: Black Package Contents: 1 x 5A USB tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 3. Add time measurement, with a maximum of 100 hours and a visual display of hours, minutes and seconds, without the need to use mobile phones to time. 2. Fast charging identification covers almost all fast charging protocols, including and SCP, to meet mobile phone users. 4. Capacity, energy and time statistics can be suspended or reset, and the starting point can be reset to zero, which is convenient for statistics, without recording the initial value. Features: 1. Adopt 5A high current USB interface, which can realize 5A high current measurement and is not easy to burn the USB interface due to overheating. 5. The screen can be rotated to facilitate multi-angle viewing.