Features • Spring Twist Design: Crafted from durable PVC, these electrical wire caps feature spring inserts and ribbed nuts for a secure and reliable connection • Hassle-Free Usage: Simplify your wiring projects with these end caps that require no electrical tape or welding, making connections quick and easy • Fast Connection Method: The screw-on terminals utilize conical springs to pull wires into the connector, eliminating the need for pre-stranding and saving you time • Flame Retardant Safety: Made from flame-retardant material, these wire nuts ensure safe connections to solid or twisted wire, providing peace of mind during use • Convenient Storage Box: This assortment kit comes with a sturdy storage box, making it easy to keep your electrical wire caps organized, portable, and protected from damage Features: 1、SPRING TWIST: Electrical wire caps are made of PVC material, with spring inserts and ribbed nuts 2、EASY TO USE: Electrical wire end caps are easy to use, no electrical tape is required, and no welding is required to connect wires 3、FAST AND EFFICIENT: Screw on terminals conical springs pull the wire into the connector, eliminating the need for pre stranding 4、FLAME RETARDANT MATERIAL: Wire nuts are made of flame retardant material and connected to solid wire or twisted wire 5、WITH BOX: Electrical wire end caps equipped with a storage box for easy storage, portability and acc, and also prevent damage and loss Specification: Item Type: Electrical Wire Caps Material: PVC P1(20pcs): Color: Gray Rated Voltage: 300V Withstand Temperature: Maximum 105℃ Applicable Wire: 2 x Flexible wire 0.5-1.5mm2 P2(20pcs): Color: Blue Rated Voltage: 300V Withstand Temperature: Maximum 105℃ Applicable Wire: 2 x Flexible wire 0.5-1.5mm2 P3(15pcs): Color: Brown Rated Voltage: 300V Withstand Temperature: Maximum 105℃ Applicable Wire: 2 x Flexible wire 2.5mm2 P4(10pcs): Color: Yellow Rated Voltage: 300V Withstand Temperature: Maximum 105℃ Applicable Wire: 3 x Flexible wire 2.5mm2 P6(13pcs): Color: Red Rated Voltage: 300V Withstand Temperature: Maximum 105℃ Applicable Wire: 4 x Flexible wire 2.5mm2 Package List: 20 x P1 Cable Cap 20 x P2 Cable Cap 15 x P3 Cable Cap 10 x P4 Cable Cap 13 x P6 Cable Cap 1 x Storage Box Package List 20 x P1 Cable Cap 20 x P2 Cable Cap 15 x P3 Cable Cap 10 x P4 Cable Cap 13 x P6 Cable Cap 1 x Storage Box