-Two USB-A charging ports – One Qualcomm® Quick Charge™ 3.0 port for ultra-fast charging: Qualcomm® Quick Charge™ 3.0: charging time up to four times faster than a standard 5V USB charger -Smart Fast Charge for optimized charging time -Battery charging via 12 or 24 V cigarette lighter -Ability to charge two devices at the same time -For mobile phones, tablets, e-readers, etc. -Overload and short circuit protection -Rated input voltage: 12/24 V