Specifications:Frame Color: BlackLight Color: Warm lightBulb Wattage: 15WVoltage: 110V / 220VPlug Type: US Plug, UK Plug, European plugMaterial: Wrought iron + Himalayan rose saltSize: D15cm * H16cmFeatures:This salt lamp is made of natural crystal salt stone, which can release negative ions into the air and efficiently purify air.Soft and gentle light helps to relief eye tiredness, relax yourself and adjust mood.Each crystal salt rock has its own shape, size and color, natural and unique.Designed with iron frame, sturdy, It is great for bedroom to create a comfortable sleeping environment, helping you to have a nice sleep when lighting it at night.Package Included:1 * Salt Lamp1 * AdapterNote:1. Please allow 0-2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.