The USB boost adapter charging cord is a versatile DC power supply cable that boosts voltage for faster device charging. With a DC 3.5mm port, 5V to 8.4V boost cable, and 92cm length, it delivers a DC 7.2~8.4V output and is compatible with various devices. Ideal for on-the-go and at-home use, the USB boost adapter charging cord is a must-have for anyone who wants to keep their devices charged and ready to go.