2 in 1 DC 12V 24V Car Voltmeter LED Voltmeter LED Digital Display Voltmeter Panel

Why Choose us? Our 12V USB and usb c outlet is the upgraded version with a voltmeter, fashionable appearance & displays the real-time voltage status of your vehicle. Give you a numerical readout, easy to use in dark.Easy to control. 1. Charging Port Upgraded: Our dual USB ports upgraded to QC 3.0, USB Port and usb c port support charging 2 devices at optimum speed simultaneously, up to 4X faster than conventional chargers, backward-compatible with QC 2.0 & 1.0. Suitable for all popular USB devices, such as Samsung Galaxy S10 / S9 / LG G6 / Huawei Mate P20 / P10, etc. 2. ON/OFF Switch: Quick Charge adds a on/off switch on the charger panel to save power when there is no device on charging. No worry again about the battery being drained. Switch offer you control of your USB charger, features energy-saving and devices protection, also expanding the lifespan of devices. 3. LED Voltage Display: This car charger socket builts in a digital LED voltage monitor, displays the real-time accurate voltage status of your vehicle's battery for preventing problems caused by low voltage, the led light also makes it quick and easy to find USB ports in the dark or at night. 4. Security Charging: Waterproof 12v USB socket built-in smart IC chip. Protect the device from over-voltage, over-heating, over-load, or short-circuit. Provide the best charging speed!