Features: Ultra-compact car charger turns unused cigarette lighter outlet into 2 powerful USB charging ports. With up to 2.4A of dedicated output, your devices will each receive the safest maximum recharge rate possible. High-quality and safe, with protections against overheating, overcurrent, and overcharging. Wide voltage range, suits both 12V and 24V cars, SUV, trucks, trailers, buses, etc. Compatible with all popular USB powered devices including iPhones, Android phones, BT headphones and more.