In 24hours Parking Monitoring mode, a hardwire needs to link your car battery. There are two ways to do 24hours parking monitor after you link: The first: one someone vibrate your car and impact reaches the G-Sensor lever, the dash cam will power on automatically and record one short video, Lock it and save it. The footage of event will be stored seperately in Event Files, avoiding being erased. The video is a effective proof to protect your car. The second: Open Sameuo App ( TimaCam) , start “24hours guard”---”3FRAME/S” Note: We recommend Sameuo Hardwire Cable to your car battery. Please connect the smart hardwire kit to activate the parking mode. so please order sameuo hardwire cable in this link: https://www.aliexpress.com/item/10000351687090.html You also can order the dash cam which include a hardwire cable.