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August Smart Lock Pro (3rd Gen)


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WARNING: Cancer and Reproductive Harm –


Wireless Retrofit Smart Lock with Bluetooth & Z-Wave

Take the next step in smart home security with the August Smart Lock Pro (3rd Gen). The lock turns your smartphone into the key to your home using Z-Wave (U.S.) and Bluetooth technology. The wireless remote door lock fits onto the inside of your door and works with existing deadbolts and turnkeys, making installation quick and easy. Control the August Smart Lock Pro (3rd Gen) with the free August App for Android and iOS, or through your Z-Wave network.

  • Auto-Lock/Unlock when you approach or leave home
  • Control who can enter your home by sending ekeys with scheduled access permissions
  • Check the lock's status and track activity with the August App or App
  • Z-Wave compatibility allows integration with automation hubs and cloud servers
  • Voice control-compatible with Siri, Alexa, or Google Assistant

In addition to providing Bluetooth and Z-Wave control, the wireless remote door lock comes with a separate DoorSense Sensor that enables your lock to know when the door is open and closed. The small, discreet magnetic sensor surface-mounts onto your door frame, or flush-mounts into it, near the Smart Lock to detect whether or not the Smart Lock is near.

The August Smart Lock Pro (3rd Gen) is battery-powered and communicates with smartphones or the Apple Watch via Bluetooth. No power is required for the DoorSense Sensor. The wireless remote door lock can also be included into a Z-Wave automation or security network thanks to its Z-Wave Plus certification.

Z-Wave Plus Certification

Z-Wave Plus is an upgraded certification program to help you identify products that take advantage of the "Next Gen" Z-Wave hardware platform, also known as 500 Series or Gen5 Z-Wave. Z-Wave Plus certified solutions feature a selected set of extended features and capabilities that enhance your experience with faster and easier installation and setup. Z-Wave Plus advancements also provide longer battery life, faster operation, better wireless range and improved noise immunity.


  • Smart Lock Pro
  • DoorSense Sensor
  • (4) AA Batteries
  • Lock Adapter & Mounting Hardware
  • Install Guide


  • This wireless remote door lock works with a single-cylinder deadbolt.
  • Not compatible with mortise, rim cylinder, or interconnected locks.
  • Requires the free August app and a Bluetooth Smart-ready smartphone or Apple Watch to be controlled.
  • Z-Wave network integration requires a Z-Wave controller, sold separately.

August Home: Simpler & More Secure

August Home focuses on making home security simple, secure, and easily accessible for any consumer. They are committed to designing products and services that allow anyone to monitor and manage entry into the home from wherever they are, while keeping intruders out. They've created a thoughtful system of products and services that are easy to use, aesthetically stylish, and completely reliable. August Home products make life simpler and more secure.


  • Manufacturer Part #:
    • Dark Gray: AUG-SL03-M03-G03
    • Silver: AUG-SL03-M03-S03
  • Protocol: Bluetooth Smart (Bluetooth Specification v4.0), Z-Wave Plus - 908.42 MHz (U.S.)
  • Power Supply: 4 AA Batteries (included)
  • Dimensions: 3.39(H) x 3.39(W) x 2.22(L) inches
  • Weight: 13.9 ounces
  • Warranty: 2-Year Limited