Coway is a South Korean home appliance manufacturer based in Seoul, best known outside Korea for its Airmega air purifiers, along with water purifiers and bidets. Its purifiers pair a washable pre-filter with activated carbon and True HEPA media, report air quality through a coloured indicator ring and the IoCare app, and support Amazon Alexa and Google Home. Most Airmega models are AHAM Verifide and Energy Star certified.
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United StatesLevel is an American smart lock maker based in Redwood City, California, and part of ASSA ABLOY, known for hiding every electronic component inside the deadbolt so the door keeps its original hardware and look. Its range covers Level Lock Pro, Level Lock and the retrofit Level Bolt, plus the Level Keypad and the Level Connect Wi-Fi bridge, all managed from the Level Home app. The locks pair with Apple Home and Apple home keys, Amazon Alexa, Google Home and SmartThings over Bluetooth, Matter-over-Thread or Wi-Fi.
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