The HyperGear USB Mini Car Charger delivers a rapid charge for USB enabled devices using a standard car outlet. Designed with intelligent circuitry and auto shut-off, this compact charger protects against device overcharge and short circuit. Special Features: Two USB Ports Rubberized Finish Sleek and Compact Design Specifications: Input: DC 12-24V Output: DC 5V± (2.4A Maximum) Short Circuit & Overcharge Protection Additional Model #'s 217-13475 13475 UPC: 633755134753