Tlily - Quick Charge 3.0 Dual 12V usb Car Charger, Aluminum Socket w/ Switch Button and Red Digital Voltmeter, Waterproof Outlet

[Anti-slip Button Switch] Based on the best-selling metal models, it has been upgraded, adding a well-designed anti-slip button switch, more stable on control than the Contact button. The switch can control the LED digital display to prevent the battery from draining due to constant light after starting the engine and effectively improve its service life. [All Metal Body] The car charger is made of advanced aluminum alloy, which is more robust than traditional plastic models, with better texture and high temperature resistance, so it is safer than plastic chargers. [Efficient Charging] The dual ports pump out a total of 36W. Power two devices at full speed with QC 3.0 charging technology, up to 4 times faster than conventional charging and provide the most possible charge to all non-fast charging devices [Red Digital Display] The digital voltmeter automatically monitors the battery and electrical system and shows the car's voltage on the screen, and lets you know the battery status