1. Multiple protections, ensuring safety. It has temperature protection, current protection, low voltage protection, short circuit protection, high voltage protection, and overload protection
2. With screen display, it can easily show the voltage
3. It can be easily driven by laptops, mobile phones, tablets, electric fans, lamps and other devices
4. There are two connection methods: it can be connected by battery clips and batteries, or it can be connected to the car cigarette lighter
5. It has wide adaptability and is suitable for various cars and car-related equipment, such as car vacuum cleaners, air purifiers, pressurizers, dash cameras, razors, etc