1.Auto-Manual 2in1, pull out lock-pin, can switch auto type to manual. 2.Remote Automatic folding, new and patented automatic folded structure, strong wireless remote control, stretch freely, relaxed elegance and easy operation. 8 secs for opening, 30 secs for installtion. 3.There is a vacuum suction cup on the base. 4.Tempertature difference, more than 30 degrees lower than the car exposed under the sun. 5.Air is ventilated between the tent and the car, heat will not transmitted into the car even if the tent surface temperature increase. 6.Multi Car Protection, the big surface can protect car from dust, acid rain, bird dropping, deciduous etc. 7.Double Windproof design, the strong double windproof design prevent the car umbrella to be damaged in heavy windy weather. First protection , the six windproof rope with hook in the four corner ensured the stability of the car umbrella; The second protection, the half fixed connection between tarp and the skeleton prevent the skeleton from damage, when the wind release automatically, tent and skeleton seperated. 8.Anti-theft design, there is steel wire in the anti-thief rope, it can\'t be cut easily. 9.Branded battery cells come with advanced electronic management programs to ensure long-life batteries. 10.Adapt high density 210D ox cloth, durable and waterproof process to make the cloth clean.