Feature:1. Application: Car OBD charging adapter, standard ODB interface power supply, supports 12V and 24V vehicle power supply.2. LED Digital Display: Designed with dual USB port, with advatages of voltage display and Led digital screen display, easy for you to read.3. Multifunction: Car OBD charger has auto battery voltage detection function and OBD pressure drop line function, enables the dashcam to achieve 24hour parking monitoring.4. Premium ABS: Car OBD charging adapter is made of premium ABS material, it is solid, high temp resistance and durable to use.5. Safe and Reliable: Professional manufacturing, high precision, strong reliability, making sure safety use.Specification:Item Type: Car OBD ChargerMaterial: ABS+MetalVoltage: DC12-24VFitment: Universal for vehicles with OBD interface.Package List:1 xCar OBD Charger