1. Input: DC12-24V.
2. USB output: 5V/2.1A (One Port 1 is 1A and Other One port 2 is 2.1A), 2USB output.
3. Materials: ABS+PC flame-resistant material, anodic oxidation treatment for aluminum shell.
4. USB Total output 2.1A+1A=3.1A , two-port intelligent balance splitting technology. With digital display car battery voltage / car charger voltage / car charger current.
5. Over-current and overvoltage multi-circuit protection.