Material: The OBD USB Charger Adapter is made of high-quality ABS material, which is sturdy, durable, high-temperature resistant, and highly reliable, ensuring safe use and long service life. Universal Application: Car OBD charging adapter, which belongs to the standard OBD interface power supply and supports 12V and 24V vehicle power supplies. Suitable for vehicles with OBD interfaces. Equipped with fast charging protocols such as mobile phones/tablets, suitable for various devices such as mobile phones, tablets, electronic dogs, dash cams, GPS navigation, etc. Car OBD charging adapter has auto battery voltage detection function and OBD pressure drop line function, enables the dashcam to achieve 24-hour parking monitoring. LED Digital Display Screen: The OBD charger adapter is equipped with an LED digital display screen, which displays the real-time voltage of the battery, monitors whether the battery is operating normally, and protects the equipment. If the battery voltage is lower than 11.8V, the intelligent power outage will occur. Car OBD USB Charger Adapter: It is equipped with dual USB ports for quick charging of mobile phones, with a total power of 30W. The USB red port has a 5V/3.5A fast charging interface, and the USB white port has a 5V/2.3A fast charging interface; Voltage screen LED digital display.