Zinc alloy smart key for long standby keyless entry1、UNIVERSAL FIT AND STYLISH LOOK: The LCD screen smart key features a zinc alloy frame with a smooth touch, offering high durability and a fashionable appearance, you can also change key mark display. Fit for all models with one click start. 2、KEYLESS ENTRY: When your key is near the vehicle, the door lock automatically opens, and you can enter the vehicle without taking out the key; The door lock automatically locks when you leaves the vehicle. 3、WINDOW LIFTING: Some models can be set automatic window lifting after the door locked, the automatic window function after the lock can be set only if the original car has this function. 4、ANTI LOSS PROTECTION: The smart key fob allows you to add your information, ensuring that if the key is misplaced, the finder can easily return it to the rightful owner. 5、LONG STANDBY TIME: Enjoy an extended standby time of up to 100 days, comfortable entry for up to 200 days, and physical button using for up to 365 days on a single charge.