Construction: CNC shell with anodized, sandblasted finish and aluminum alloy heat dissipation. Efficient Energy Storage: Equipped with 12 copper overcurrent plates for enhanced dynamics and energy storage. Hifi Purifier/Hifi Purifier 20a/High : Max 20A ultra-high current, ideal for power-hungry devices like NAS and amplifiers. High Voltage Compatibility: Supports up to 25V, perfect for high-power home theater setups. Advanced Filtering: Features a multi-stage filtering system with supercapacitors and solid-state capacitors. Due to different batches, there may be differences in product appearance and printed text, which not affect use Color:As Shown Material:Aluminum Alloy Package Contents: 1 * High power HIFI purifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.