Check the listing for details. August Smart Lock ASL-3B Dark Gray Keyless Entry Auto-Unlock Bluetooth (6380). Color: Dark Gray, Condition: New. Listed at 87.99 USD. Introducing the August Smart Lock ASL-3B in Dark Gray, a keyless smart door lock that offers convenient and secure access to your home. This lock is made of durable stainless steel and comes with batteries, a lock, and a sensor, making it a complete package. The lock is oval in shape and has a sleek design that blends well with any home decor. With Bluetooth and Wi-Fi connectivity, this smart lock can be controlled through your smartphone or app, making it easy to use and manage. The August Smart Lock ASL-3B also features automatic relocking and home automation, adding to its convenience and security. This product is perfect for those who want to upgrade their home security without compromising on style and convenience.