1. Plugs Can 45-degree swing around and is flexible and comfortable. 2. LED screen can Smart display car battery voltage. 3. When the voltage is below 12V or higher than 24V, car charger bee alarm ringers. 4. The process of using current automatic indication. 5. Built-in USB smart identify chip and detect the distribution of current. 6. The smart power output 3.4A / 4.8A, smart regulation overcharging, 99.99% compatible phones and tablet charging. Ensure plenty of power can charge for mobile phones and tablet PC 7. Charging protection function: When the car battery voltage is low, it can automatically suspend for the connection of digital devices to avoid voltage instability damage your phone or tablet PC.
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