500Pcs 2.54Mm Jumper Caps, Open Top Header Pin, Short Circuit Blocks, Red

What is this?Circuit board jumper caps are designed to bridge two adjacent pins on a pin header for controlling device settings, widely used in motherboards, hard drives, CD/DVD drives, computer interface cards, development boards and various DIY projectsWhat will I get?Color: RedHandle Type: Short HandleInterface Type: Open TopPin Pitch: 2.54mm / 0.1 InchSize: 4.95 x 2.5 x 5.97mm / 0.19 x 0.1 x 0.24 Inch (L x W x H)Material: PlasticPackage Content: 500Pcs x Jumper CapsAre there any advantages?Connection pin blocks feature an insulated plastic outer shell with conductive metal interior that grips firmly onto pins without loosening, the compact and lightweight body fits tight spaces on crowded boards, bulk pack provides ample spares for multiple projects and future replacementsHow to use it?Header pin jumper cap slides onto two adjacent pins on a pin header to close the circuit (ON), pull it off to break the path (OFF), use fingers or needle-nose pliers to position as neededWhat should I notice?This listing offers multiple variants with different quantities, circuit connection pin blocks are designed for standard pitch headers only and do not fit other spacing types, please check your pin header dimensions before ordering