Will this drain my car battery when my car is on and the engine is not running?
It is highly recommended to turn on the car’s engine when using the product. However, in most cases it is possible to use the product when your car is turned off for less than an hour without draining your car's battery.
What is PD Power Delivery?
USB- PD enables compatible devices to charge at higher voltages and supports bi-directional charging and data transfer from both host and peripheral. Charge your USB-C phone at 5V 3A and your MacBook with the same cable and PD compatible charger.