1. Material: ABS+PC flame retardant material, aluminum alloy shell; 2. Weight: 160g; Cable length: 55cm; 3. Input: DC12V-24V; 4. Output: Dual USB output: 5V/2.1A, cigarette lighter output: 12-24V/1-12A; 5. Overcurrent and overvoltage protections for the circuit; 6. Characteristic: LED digital display of charging voltage