Dual-port QC3.0 USB cigarette lighter adapter, 36W/3A, with voltmeter and switch.

【Dual QC3.0 USB Charging Ports】 The car cigarette lighter charger features two 36W QC3.0 charging ports (each port outputs 18W/3A). The socket offers the fastest charging efficiency, reaching up to 80% in 35 minutes, four times faster than traditional chargers. It is compatible with QC 2.0 and 1.0.【Color LED Voltage Display】 Monitor your vehicle's electrical system. You can know your vehicle's status at any time. The LED indicators help you easily locate the charging port without distracting you while driving.【Switch】 Press the switch for one second, and the voltmeter LED and USB port will function normally; then press the switch for another second, and the voltmeter LED will turn off, and the USB port will function normally. Then press and hold the switch for two seconds; the voltmeter and USB port will be closed. 【Perfect Compatibility】 The USB car charger adapter, compatible with all Android and iOS mobile devices, allows for fast charging. Perfectly compatible with car cigarette lighter sockets. 【High Quality】 The car charger is made of a special metal material and can function normally in high and low temperature environments (-20 to 60℃). It features a built-in smart chip and has a series of safety certifications.