Prevents aiming at vehicle The number can be set at any time and can be mounted on the car door knob or under the car hook. Yahu! A smart key for the recent celebrity surfer car is also a smart key. If you close the key, you can just touch the door knob and you will not be able to open it. If you have any worried, you can do it. Comes with a waterproof aluminum pack that cuts infrared rays from keyless entry, so please place it inside and lock it. (We recommend checking in advance for those with a manufacturer response. It also comes with a large name, so the size of the room you can put your keys in. Height: 3.5 x Width: 2.6 inches (9 x 6.5 x 2.8 cm). The giant golden keys you can find when you take MVP and you can put any keys in it.