Equipped with smooth cycling technology, this USB powered lamp automatically shifts through 7 rich colors ( red to profound blue) or maintains your selected shade for customized lighting effects Handcrafted from crystal salt with wooden base, each lamp displays unique mineral patterns and tones, creating a light while releasing beneficial particles for indoor air Suitable as lighting, decorative accent piece, seasonal decoration or thoughtful gift, addressing needs from practical lighting to creating calming environments in daily life Its modest size makes it perfect for bedside tables, desks, shelves or entryways, serving as both functional night lighting and stylish home decoration that complements various interior styles The natural salt structure emits a soft, soothing light that helps reduce flying particles, alleviate dryness discomfort, and improve home comfort levels in living spaces