The CAP CER 1000PF 100V X7R 0402 is a specific type of ceramic capacitor. It has a capacitance value of 1,000 picofarads and can withstand voltages up to 100 volts. The X7R rating indicates that it is a high-quality capacitor suitable for general-purpose applications. This component measures 0.04 inches in length by 0.02 inches in width (0402) or 1 mm x 0.5 mm in metric sizing (1005). It has a tolerance of ±10% and is designed to handle high frequencies and high temperatures.