3-in-1 Fast Dual USB Car Charger Air Purifier Safety Hammer
Competitive: If you are looking for a dual USB car charger, an air purifier, and a safety hammer, this little gadget is the best budget choice so far! With the high-performance XL4015 chip, it offers 2 x 5V 2.1A output, so you won't be in a panic when your smartphone is running out of juice during driving. More impressively, it can generate anions to eliminate harmful particles and smells, creating a pleasant environment in your car. Plus, it can also serve as a safety hammer to break the car window instantly in case of an emergency.