Arvidsson Himalayan Salt Lamp, Salt Lamp Night Light with 4 Bulbs, Natural Crystal Salt Light with ETL Approved Wall Plug for Lighting & Air Purifying -2 Pack Premium Quality - Extract high purity of crystal salts from Himalayan mountain, elaborately hand craft for lighting and decoration. Warm Night Light - The unique lighting ambience contribute to easy your mind and relieve stress, improving your sleeping. Safty Guarantee: ETL certificated plug, 360 degrees adjustable socket around for any directions you need. Air Purifying - Serve as a natural anion generator keeping releasing negative ions to absorb dust and purify the air. Best Christmas Gift Ideas: The artfully crafted shape of salt night light ranking them as practical and perfect gifts for any occasions.