EFFICIENT CHARGE: Dual USB charging ports enable charge two devices simultaneously at full speed with 2.4A in each USB port. With a total power of 4.8A, it works for all USB-powered devices. COMPACT SIZE: With tiny thumb-sized(Size: 2.2inch*0.93inch) body, it perfectly blends with most car cigarette lighter and sits comfortably with the edge of the outlet. ALL METAL MATEIAL: The full zinc alloy body features scratch resistant, nice in design and long-lasting in use. Upgrade metal car USB charging port will not be overheating at high temperatures, which is safer than plastic one. MULTIPLE SAFETY: It is multiple protection against over-current, overcharging, overheating and high temperature will guard the safety of your devices. WE CARE FOR YOU: Welcome to contact us if you have any questions or concerns. Our reliable Customer Service will be sure to reply within 24 hours and offer proper solutions for you. Product information Brand Philosin Color Black Product Dimensions 0.93 x 0.93 x 2.2 inches Item Weight 1.2 ounces