Special reminder: ? MODE Switching ? When switching between ?mode 1? and ?mode 2?, the OBD adapter must be unplugged and reinserted once, otherwise the mode switching will not working. Specific steps: 1. Pull out the ODB adapter. 2. Switch to the mode that you want. 3. Reinsert the OBD adapter Spec: ACC mode Input: 13V-36V | Output: 5V/2.5A Surveillance mode Input: 11.6V-36V | Output: 5V/2.5A Extension cable: 3.5meter (11.5 ft) length Interface: USB-C Working Mode: Mode “O”: ACC mode, when your car ACC is off, the OBD power cable will also power off after 5 minutes. Mode “— ”: Surveillance mode, when you car ACC is off, the OBD power cable will keep working until detecting the car battery voltage is at 11.6V(low voltage),it will power off after 30 seconds. The low voltage protection for mode “—” protect your car from running out the battery, enable you have enough voltage to start the car for next driving. Attention: 1.If you leave your car for many days no driving without surveillance purpose, we suggest you to set the working mode in ACC mode “O”.Cars battery will run out day by day because your dashcamera are consuming power all the time in surveillance mode “-”. 2.From our clients feedback,the cable work well with most of the European cars, but DON NOT with most Chevy or GM vehicles,and some Japanese models,as these vehicles may use different OBD definitions,it may cause your dashboard warnings,please see our incompatible list in last photo. 3.Our OBD2 definition is " pin4 for ground, pin5 for signal,pin16 for power supply".? 100 Score After-sale Service?ANY USING QUESTION, PLEASE FEEL FREE CONTACT WITH US, WE MUST 100% RESPONSIBLE FOR OUR ITEM. ? Using Prerequisites ? Your car has the OBD Port & your dash cam has the Mini USB Port. ?Specification of OBD Camera Power?OBD camera power cable with mini usb port, Cable length:3.5meter(11.5 ft),Input: 12V-26V | Output: 5V/2.5A. ?High Compatibility Car Cam Charger?Best dash camera power cable for Jeep Cherokee, Chevrolet, Toyota, trucks, etc., as long as you have the OBD Port. Specially designed for dash cam GPS navigator, DVR, radar detector and more mini usb port devices. ?Plug and Play OBD Power Adapter?Dash cam power cable obd2 cable makes your 24-hour monitoring easier. No Wiring Fuse Operations, more convenient than all dash cam hardwire kit. Directly connect the OBD port with the dash car camera. Special reminder: ? MODE Switching ? When switching between ?mode 1? and ?mode 2?, the OBD adapter must be unplugged and reinserted once, otherwise the mode switching will not working. Specific steps: 1. Pull out the ODB adapter. 2. Switch to the mode that you want. 3. Reinsert the OBD adapter. ? MODE 2 ? PRESS THE RED BUTTON SWITCH TO" MODE O": THIS IS ACC MODE. at THIS MODE YOUR DASH CAMERA WILL TURN ON/ OFF WHEN YOUR CAR TURN ON/OFF. ? MODE1 ? PRESS THE RED BUTTON SWITCH TO" MODE -": at THIS MODE YOUR DASH CAM WILL KEEP RECORDING 24 HOURS NO MATTER YOUR CAR TURN ON OR OFF. SUITABLE for PARKING MONITOR. ?2 Mode with Switch Button?Mode Surveillance, realize really 24-hour parking monitoring. Mode ACC, the obd hardwire kit will power off after 5 minutes when car turns off. The function of ACC is realized by detecting the voltage of the car. Within 5 min Since the electric quantity of the customer's car is still higher than 12.8V under flameout (our detection standard is 13V, the lowest is 12.8V), This 5 minutes is aimed at most cars in this range can be lower than 12.8V. ?Low Voltage Protecting?OBD2 dash cam power cable which has a built-in intelligent program control chip. Accurately detect the car battery voltage, constant12V/24V voltage to 5v. When the battery voltage is lower than 11.6V, will stops working to prevent the battery from wasting power.