The description "2pcs 1uF 35V electrolytic capacitor" refers to a set of two electrolytic capacitors with a capacitance of 1 microfarad (uF) and a voltage rating of 35 volts. Here's what each part of the description means: 1. **2pcs:** This indicates that the set includes two capacitors. 2. **1uF:** This is the capacitance value of each capacitor, measured in microfarads (uF). A capacitance of 1uF indicates the capacitor's ability to store electrical charge. In this case, each capacitor has a capacitance of 1 microfarad. 3. **35V:** This is the voltage rating of each capacitor, indicating the maximum voltage that the capacitor can safely withstand across its terminals. A voltage rating of 35 volts means that each capacitor can be safely used in circuits with a maximum voltage of 35 volts or less. Electrolytic capacitors are a type of polarized capacitor commonly used in electronic circuits for filtering, decoupling, and energy storage applications. They are characterized by their relatively high capacitance values and are suitable for applications where higher capacitance values are required. These capacitors are commonly used in various electronic circuits, including power supply circuits, audio circuits, and signal processing circuits. They are typically larger in size compared to ceramic capacitors and are suitable for through-hole mounting on printed circuit boards (PCBs). When selecting capacitors for a circuit, it's important to choose ones with the appropriate capacitance value and voltage rating to meet the circuit's requirements. Additionally, consider factors such as temperature stability, ripple current handling, and equivalent series resistance (ESR) for optimal performance in your application.