Autofat/ USB connector in car mortise/ fast charging/ Socket in car / 2usb+ QC3.0 + Voltmeter, cigarette lighter connector/ 12v-24v Review

This is a QC3.0 intelligent fast charger with voltage display, high voltage warning. Displays the charging speed, there is a power off button. Turn on the power, the real-time voltage is displayed after the full-screen indicator lights up for 2 seconds, and then press the button again to switch to the red power indicator. Both display modes can be freely switched with the button. Press and hold the switch for two seconds to power off the device to save power. When the input voltage exceeds 14.6V, the red indicator is on (warning function, it means that the input voltage is too high). When charging devices via USB, the indicator shows the charging stage of the device. When the mobile phone is fully charged, the entire screen will light up. After two minutes, it will display the real-time voltage again.