Description: Equipped with smart chips and low voltage protection, the product converts the car voltage from 12V/24V to 5V, allowing for all-weather parking monitoring. It is convenient to use this product that can be started and stopped with the car, that is, it starts automatically when the car is started and it automatically shuts off when the power supply voltage drops to 11.6V or the car turns off for 10-150 seconds. It is made of high quality plastic, PC and electronic component, which is strong and durable. The cable length is 350 cm long. It is suitable for car, truck, bus and so on. Item Name: OBD Adapter Cable Material: Plastic,PC,Electronic Component Colour: Black Output Voltage: 5V Output Current: 3A Style: Mini USB, Micro USB(Optional) ACC Mode Input Voltage: DC12.7V-40V Normal Power Mode Input Voltage: DC11.6V-40V (Common for Cars & Trucks) Features: Stable Transmission, High Efficiency, Plug Play Size Details: Cable Length: 350cm/137.8" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Start-stop mode with the car: Press the switch O button to enter the ACC mode, turn on the power with the key, and it will cut off the power for 10-150 seconds after the car is turned off. The specific time varies depending on the factory settings of the car. Parking monitoring mode: Press the switch I to enter the continuous power supply mode, which is suitable for short-term continuous parking monitoring or 24-hour monitoring, and there is low-voltage protection (below 11.6V to stop working). Package Includes: 1 x OBD Adapter Cable