【Premium MWO Scalar Wave Disc】Crafted with pure copper substrate and gold-plated process, this 500mm diameter scalar wave disc delivers stable electromagnetic wave response, ideal for home, studio and decor use. 【26-Ring Precision Array】Designed with 26 concentric copper rings, the disc precisely covers frequency range from 500 MHz to 9.99 Hz, full-band coverage for comprehensive electromagnetic field interaction. 【High-Quality Silver-Plated Finish】Utilizing a silver substrate paired with a silver plating treatment, this disc resists oxidation and corrosion. This ensures optimal electrical conductivity and maintains long-term performance, making it a reliable choice for extended use. 【Passive, Power-Free Operation】No batteries, no charging, no external power required. The antenna passively responds to ambient electromagnetic fluctuations, offering true convenience with zero maintenance—just place it and it works. 【Decor & Performance Solution】Combining cutting-edge electromagnetic field interaction with elegant design, this MWO EMFS polarizing disk serves as both a functional wellness tool and a sophisticated decorative piece—effortlessly elevating any environment.