MEIRIYFA Motorcycle USB Phone Charger, SAE to Dual USB Phone Tablet GPS Charger Adapter 3A Fast Charger with Dual USB QC3.0, Voltmeter, ON/Off Switch Waterproof Motorcycle Accessories

✔ Dual USB motorcycle phone charger input voltage is 12V-24V, output current is 5V/3A, 9V/3A, 12V/3A. It can charge all USB powered devices such as GPS navigators, mobile phones and tablets and can be tested efficiently for voltage.
✔ Motorcycle USB phone charger has two charging ports, supports QC3.0 fast charging, allows you to charge your smartphone or other devices in the shortest possible time, and at the same time can quickly charge two smartphones or tablets, providing you with more convenience.
✔ With LED voltage display, it can measure a wide voltage range, accurately display the voltage. When starting, the voltmeter will automatically show the motorcycle voltage. When the normal voltage is 12.2V to 12.8V before starting the car, when the normal voltage is 13.4V to 14.8V after starting the car, when the voltage is less than 12V, please replace the battery in time.
✔ With waterproof, waterproof and dustproof cover. Even in rainy days, it can prevent rain and dust from entering the USB port. With over-current, overheating, over-voltage, over-charging multi-level safety protection to ensure safe charging during use.
✔ On/Off switch design, just turn on the switch when in use and turn off the switch when not in use, easy to use, easy to install, thus saving energy to prevent battery depletion and comes with a 1m SAE extension cable.