1. Waterproof and dustproof cover to protect the circuit and prolong the service life 2. It is widely used in automobile and other related fields, and has a wide range of uses. Cooperate with the cigarette lighter to charge mobile phones and other products, etc. 3. Output power: 12V120W 24V 250W 4. Output voltage: 12V 5. Input voltage: 12-24V 6. Output current: 10A 7. Wiring method: the gold in the middle of the base is the positive pole, and the silver is the negative pole 8. Power-taking location: Common power-taking locations such as fuse boxes, cigarette lighters, and ignition switches 9. Cigarette lighter socket diameter: about 2.1cm 10. Material: waterproof cover, high temperature resistant material 11. Note: The cigarette lighter socket can be charged, but cigarettes cannot be lit 12. Size: about 6.3x4.7x3.1cm 13. Weight: 65g