1. Material: PC, metal, electronic components 2. Input voltage: DC12-24V 3. Output: 3.6-6.5V/3A, 6.5-9V/2A, 9-12V/1.5A 4. Suitable for a variety of cars 5. Using PC fireproof shell, fireproof and flame retardant, sturdy and durable 6. Intelligent control chip, multiple protection 7. Built-in intelligent identification chip to automatically match the current required by the device and reduce losses 8. Anti-skid shrapnel on both sides, three-point integrated buckle design, no fear of bumps 9. Dimensions: 5.9 x 2.8 x 2.8 cm 10. Weight: about 19 grams