2T Car Hand-cranked Vehicle-mounted Threaded Vertical Jack Emergency Tool

2T Car Hand-cranked Vehicle-mounted Threaded Vertical Jack Emergency ToolInstruction manual:1. Before lifting, park the vehicle on a level and hard road, tighten the handbrake to prevent the wheels from moving, and turn on the danger warning sign.2. Block the wheel diagonally opposite to the replacement tire, unscrew the replacement nut, but do not unscrew it3. Take out the jack, and use a rocker or a wrench to raise the jack to a suitable height4. Put the jack under the jacking part specified by the automobile factory, turn the handle clockwise to make the jack saddle contact with the jacking part, and check whether the contact is safe and reliable5. Then shake the handle to lift the vehicle to a suitable height, replace the tire, and tighten the nut Points to note:1 Remember to overload the use!2 To ensure the normal use of the jack, please keep the jack threads clean and lubricated. Apply enough oil to the lead screw before each use!3 This product can only be supported and cannot be used as a fixed support. When the vehicle is propped up, it is strictly forbidden to enter the bottom of the vehicle!4 Stop using it immediately if it is skewed during the support process, and use it after adjusting the position.