1. Input: DC12-24V.
2.USB output: 5V/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.
6. 6.2cm*3.6cm*2.6cm (Length*Width*Height), Weight: 21g.