Xiaomi launches Smart Door Lock M40 Pro with AI palm vein, facial, and fingerprint unlock, dual-camera viewer, HyperOS support, and 12 unlocking methods.

X iaomi has launched its new smart lock, the Smart Door Lock M40 Pro, featuring an impressive 12 unlocking methods – ranging ...

We've tested hundreds of smart home products in more than 20 categories to help determine which ones are best for every room in (and out of) the house. I'm PCMag's managing editor for consumer ...

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The lock offers double the options for unlocking that most smart locks offer from palm vein scanning, pin codes, and more.