The Nilight 220PCS Wire Screw Caps Terminals Kit offers a versatile assortment of 5 different sizes of wire caps, perfect for various electrical wiring projects. Made of high quality insulated nylon shells, these caps ensure durability and reliable performance. With easy operation and a 1 year warranty, this kit provides everything you need for your next wiring project. Whether you're working on indoor or outdoor applications, this assortment of wire caps from Nilight is a must-have for any electrician or automotive technician.