100% and high quality Features: No filter is guaranteed to eliminate all interference. A filter is most effective when the interference source on the electric path corresponds with the filter frequency. Adding a filter improves equipment stability and helps prolong equipment service life. Notice: The filter must be connected to ground wires; otherwise, effectiveness may be reduced by 50%. Specification: Rated voltage: 125/250VAC Operation frequency: 50/60Hz Rated current: 1-10A Material: Metal & plastic Dimensions: 5.7x4.8x4.6cm / 2.24x1.89x1.81inch Color: Silver & black Quantity: 1 Pc Note: 1. Please allow 0-1cm error due to manual measurement. Please ensure you are comfortable with this before purchasing. 2. Due to differences between monitor displays, the actual color of the item may vary from the image. Package includes: 1 x EMI Power Filter