Tesla Bluetooth Key for Apple Watch & iPhone, Walk-Away Lock / Unlock car supported on iPhone. More flexibility to control your Tesla vehicle. Bluetooth connection: Instantly connect and secure, no account login required, use EAP/FSD summoning function without waiting for loading even without internet connection. Watch usage: Add to watch face, open front or rear trunk with one click. Supported vehicles: Support Tesla vehicles worldwide, any model of Model 3 and Model Y (hardware support for Model S and Model X 2021 and later vehicles).