OlyLife A9 Smart Anion BamaAir A smart ion generator that produces fresh oxygen ions like a forest. The OlyLife A9 releases 2 million negative ions/cm³ and purifies a 20㎡ space. You can enjoy it by changing the color of the main unit and playing music. It has been used once for a short time. I think it's in a clean condition without any noticeable scratches. - Product Name: OlyLife A9 Smart Anion BamaAir - Model: ZMY-A9 - Voltage: 10V - Negative Ion Concentration: 2 million/cm³ - Applicable Area: 20㎡ - Body Weight: 1.5kg - Package Size: 313×120×108mm - Features: Generates fresh oxygen ions like a forest - Design: Colorful package design Here is the official product page ↓ https://www.olylife.com.my/a9.html