Features: 1. Double; A single USB output port, convenient for charging your phone; in the comoacute; tablet PC, etc. 2. Safety hammer design to help; c Break windows in emergencies. Specifications: Material: Aluminum Alloy + Crystal Color: White/Roacute black/black Input: DV 12-24V Output: DC 5V-2.1A Suitable models: the vast majority of cars; w Gross Weight: 44g Product Size: 65*29.7mm/2.56*1.17& Notes: 1. Please allow slight deviation in measurement due to manual measurement. 2. Due to the different monitor and light effect, the actual color of the item may be slightly roacute; from the color shown in the photos. Thank you! 3. Weight; Excavator, Voltage Battery for Truck; wki is actually larger than 24V, so these models are not applicable. 1 X Car Charger