TCL has launched a new budget-friendly smart lock that incorporates all of the electronics into a door knob, making it easy to install on interior home doors that don’t have a dedicated dead bolt. The K1 is available now for $79, and TCL says it will operate for up to 12 months on a set of four AAA batteries that also squeeze inside the interior side knob.
None of the unlocking methods built into the K1 are new as far as smart locks go, but the K1 is one of the first to give you four…
