With overload and overcurrent protection. A type of low resistance resistor that acts as a sacrificial device to provide overcurrent protection, of either the load or source circuit. 20 pcs Ceramic Fuse:10 pcs 0.2A-200mA & 10 pcs 0.5A-500mA Widely used for electric equipment, home applicance, ans so on. Widely used in power supply, switching power supplies, computers, chargers, telephones, household appliances, communication products, all kinds of instruments and electronic components, electrical products, is indispensable in electrical products safety accessories., Weight: 0.03747858454 Pounds, Manufacturer: Oewwthy