
describe (Dual Charging) This high-quality built-in power outlet has two 5V/2.1A charging ports and a built-in smart chip that automatically detects your devices and charges them simultaneously at the best speed. Note: The USB socket consumes 30mA when idle, so you don't have to worry about it. (Easy to Install) Very easy to assemble in 20 minutes: + is connected to the positive pole, and - is connected to the negative pole. In addition, it can be connected to an on/off switch to save energy. Note: Turn on the built-in LED display to work (LED Voltage Indicator) The built-in voltage protection with LED digital display always shows you the exact voltage status of the battery. Ideal for cars, boats, bicycles, SUVs, ATVs, campers, caravans and motorcycles. It is compatible with most vehicles with a DC 12-24V connection voltage (SUPER SAFETY) Our products comply with the highest safety and quality standards and guarantee protection against overload, overvoltage, overcurrent, overheating