Meikuler 12V / 24V Built-in Socket Cigarette Lighter Charger, QC3.0 Type C Charger, with LED Voltmeter Display for Auto Boot Marine MacBook etc (Double QC 3.0 & Button)

Upgraded Design made of Aluminum alloy--Designed with a push type button, it can turn off the LED voltmeter display when unused. So that it can avoid the voltmeter led light always light up and save battery for you. (Compare to other touch button, push type button ensure more stability on control. )
Dual QC 3.0 Ports--SunnyTrip 12V usb outlet equipped with two 18W / 3A quick charge 3.0 fast charging USB ports, it charges two compatible devices up to 4 times faster simultaneously than traditional charger. (Backward compatible with QC 2.0 & 1.0, charges non-QC devices like iPhone at full speed. )
LED Digital Voltmeter--Designed with a digital LED display. It allows driver read the vehicle's battery voltage at first sight clearly while driving in real-time, so that to avoid voltage abnormal issue for you.
Easy Installation--Its socket size fits most vehicles' dash panel. Just open a hole about 3cm diameter. And connect this socket "+" to fuse box for electricity, "-" to negative pole. Then put the socket in and screw it tightly. 5 YEARS warranty is provided by seller.
Waterproof Design--It designed with a rubber USB cap which enables it waterproof and dust-proof, better protects its internal circuit and enhance its lifespan effectively. Excellent accessories for almost all 12V-24V vehicles, marine, ATV, motorcycle, bike, truck, Golf Cart, RV, Boat, SUV, etc.