Review: August's Smart Lock Pro + Connect bundle is a pricey but useful Apple HomeKit add-on | AppleInsider
August Smart Lock Bluetooth Deadbolt Homekit - Silver - AUG-SL02-M02-S02 638908104072 | eBay
August Home AUG-SL-CON-S03 Silver August Smart Lock Pro, 3rd Generation-Dark Gray, Apple HomeKit Compatible and Z-Wave Plus Enabled, 1.5 V : Amazon.co.uk: DIY & Tools
HomeKit does indeed make the August Smart Lock more useful | Engadget
Review: The new August is the best Wi-Fi connected HomeKit smart lock around | AppleInsider