Flow limiting description: car electrothermal Cup work current is about 9A, so for vehicle cigarette lighter socket models with flow limiting device (such as the following models with flow limiting device: 1. Guangben models: fit, Accord, Odyssey, ge Shi Tu, civic; 2. Volkswagen models: New Bora and Jetta; 3. Dongfeng logo: 207/208/308, Citroen: Sega hatchback, sedan, new C- Elysee, Fukang, Fengxing Jingyi; 4. Hainan Mazda, South Korea Hyundai models, etc. 5. Trucks include Dongfeng Tianlong, haowo, Golden Prince cars, etc. Please confirm whether the car has a current limiting device when purchasing. Due to the large number of models, cannot correspond one by one!) Cigarette lighter if there is a current limiting, you can add the current limiting line yourself, or choose the options of 12V battery and 24V battery.