New Delhi, Aug. 3 -- For years, a "smart lock" meant little more than a wishlist item, one of those upgrades we imagined rather than installed. Now, during this Amazon Great Freedom Festival, the story has changed. Godrej's Catus range, Qubo's voice-enabled models, Urban Company's clever add-ons, and even LAVNA's camera-equipped options are finally coming within reach, not just for the tech-obsessed but for any household craving better control and peace of mind. It's striking to see such variety: you might prefer fingerprint speed, the reassurance of a mechanical key, or the simplicity of app-based guest access; there's a lock tuned for every family's rhythm this Amazon sale. For parents letting in the maid from the market, or office-goer...