It generates a high concentration of ions to prevent influenza and colds, making it useful during this cold and flu season. It also provides relaxation with music and light features. The regular price is about 90,000 yen. Product Name: OlyLife A9 Smart Anion BamaAir - Model: ZMY-A9 - Voltage: 10V - Negative Ion Concentration: 2,000,000/cm³ - Applicable Area: 20㎡ - Body Weight: 1.5kg - Package Size: 313×120×108mm