The K08000J511 SMD Crystal Resonator with 8MHz ±20ppm frequency accuracy is made by East Crystal and manufactured through surface-mount technology (SMD). It is compliant with European Union Restriction of Hazardous Substances (RoHS) directive. The package size is SMD-5032_4P, and it consists of a quartz crystal chip, a ceramic case plus 4 connecting pins. This type of component is ideal for electronic circuits with precise timing and frequency requirements, such as digital clocks, radios, remote controls, etc. Its tight frequency stability and low power consumption makes it the ideal choice for a wide variety of electronic purposed.