Comes with 2 pieces in one package, meets multi-host mining rig batch wiring and spare replacement demands efficiently.; Standard 20+4 combinable 24Pin ATX design, compatible with all mainstream ATX motherboards and power supplies for mining equipment expansion.; 18AWG thick copper wire features low voltage drop, supports long-time uninterrupted running of mining machines without unstable power supply issues.; Fixed 20cm tailored length avoids redundant excess cables inside mining frames, keeps wiring neat and facilitates maintenance and heat dissipation.; Lockable molded connectors resist vibration loosening; plug-and-play installation, no soldering needed for quick rig assembly and cable upgrade.