Watt Key is a specialized application designed to transform your Wear OS smartwatch into a convenient key fob for Tesla vehicles. This innovative app establishes a direct Bluetooth connection with Tesla models that support this functionality including the Model 3 Y and refreshed versions of the Model S X. By utilizing Watt Key users can enjoy seamless access to their vehicle through automated unlocking and locking as they approach or depart from their car. The app further enhances convenience by enabling users to unlatch doors open the frunk or trunk and manage the charge port effortlessly all from their wrist. Notably actions are executed instantly without requiring an internet connection thanks to the direct Bluetooth link. For optimal performance users should ensure that both Bluetooth and Location services are enabled on their devices. Security is prioritized with cryptographic keys securely stored on the watch which authenticate commands sent to the vehicle. While primarily compatible with newer Samsung Galaxy Watches and Google Pixel Watches this app offers a practical solution for Tesla owners seeking enhanced accessibility and control over their vehicles' functionalities right from their wrists.

Watt Key stands out as a feature rich application tailored for Tesla owners using Wear OS devices. Here are five notable features that highlight its capabilities 1. Automated Vehicle Access - The app automatically unlocks the vehicle as you approach and locks it when you walk away streamlining the entry and exit process without needing to manually interact with the car. 2. Comprehensive Door Controls - Users can unlatch any door including the driver's door or even unlock all doors simultaneously providing flexible access options based on individual needs. 3. Remote Trunk and Frunk Management - Open or close the trunk and frunk remotely allowing for hands free loading and unloading of items which is particularly useful in various situations such as grocery shopping or storing luggage. 4. Charge Port Control - Manage the charging process directly from your wrist by opening closing or unlocking the charge port ensuring that your vehicle is always ready for its next journey. 5. Enhanced Summon Functionality - Activate summon mode both forward and reverse directions if enabled in settings offering precise maneuvering especially in tight parking spaces note this requires Enhanced Autopilot or Full Self Driving capabilities.

Watt Key presents a compelling option for Tesla drivers who own compatible Wear OS watches. The app excels in providing immediate and secure access to Tesla vehicles through advanced Bluetooth connectivity eliminating the need for physical keys or smartphones. Its automatic lock unlock feature along with comprehensive door controls significantly enhances user convenience. Additionally the ability to manage the trunk frunk and charge port adds another layer of utility making daily operations smoother. However there are some limitations to consider. Compatibility is restricted to specific Tesla models and Wear OS versions leaving out older smartwatches and vehicles without Bluetooth key functionality. Some users might encounter installation hurdles due to misleading compatibility alerts on certain platforms. Despite these drawbacks Watt Key remains a valuable tool for modernizing vehicle interactions provided your devices meet the necessary requirements.