Lephrone H300: First Cartridge-Free Smart Diffuser
Lephrone has announced the H300 as the first cartridge-free smart waterless diffuser, pairing Wi-Fi app control, voice control, and an in-app fragrance library with the freedom to use any compatible oil. Priced from $125 with a free app and no subscription, it challenges the cartridge model used by rivals like Pura and Aera. Here is what the H300 offers, what it keeps from cartridge diffusers, and what buyers should check before ordering.
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