Homankit Large 8" Length 8-10 lbs Heart Himalayan Crystal Salt Lamp Hand-carved Himalayan Heart Salt Lamp, 8" Length 8-10 lbs Salt lamp will be similar to the one picture. Large Sweet Pink-Orange Heart, Length 9" & Width: 7" Height: 4.53" Natural Air Purifier for room 70-100SF, or 2 for a 100-120SF room Natural Negetive Ions Generotr emitts negetive ions, which would be helpful for improving the quality of surrounding air HIMALAYAN SEA SALT LAMP--A best choice for home decoration and best gifts for family members and friends Emitting Negative Ions: How is your feeling, when standing under a waterfall, taking a hike up the mountain, Faceing towards the sea. Yeah, the happy feeling you feel is the result of negative ions. Working as a natural negative ions generate the Salt Lamp absorbs the moisture from the air, then evaporating, absorbing again, evaporating again. This progress is continuous alternately. During this progress, negative ions produces. Air Purifying: Working as a natural air purifier, the Salt Lamp can remove and absort dust, smoking, and somthing like polluted particles from the surrounding air. It is also said that it may have a little help for allergy and asthma symptoms. Stress Reducing:The stress from our daily life always makes people be in tension and anxiety, which have bad impact on people&#039;s physical-mental health. The Salt Lamp gives out a warm soft calming glow, which can efficently reduce the impact on people&#039;s health. With a salt lamp on, enjoy a calming environment<span class="a-text-bold">.</span>