If you’re in the market for a smart lock, August’s 4th-gen WiFi device is one of the best the company has ever made. Normally priced at $250, the smart lock is now on sale for $199 exclusively for Engadget readers when you use the code at ENGADGETLOCK checkout. We’ve seen this smart lock drop between $205 and $230 in the recent past, but this is the best deal on it we’ve seen in a while. As usual, Wellbots has free shipping and no sales tax outside New York.

Buy August smart lock at Wellbots – $199