This electronic part is a Multilayer Ceramic Capacitors MLCC - SMD/SMT 1uF 100V 1210 RoHS made by IHHEC / Holy Stone. It has a capacitance of 1uF, a voltage rating of 100V, and is C1210X105K101T sized. It is RoHS compliant, meaning it is free from hazardous substances, and it is generally used in high frequency digital circuits requiring small size, low costs, and excellent capacitance-voltage temperature characteristics.