H Type Track Lighting System: Compatible with H Type 3-Wire-1 Circuit Track, please make sure the track you purchased is H type track when purchasing. Flame-retardant material: High-quality flame-retardant materials are used, which are safer than alloy materials and reducing electrical conductivity risks. Dimmer Switch Provided: This plug-in live end is equipped with a dimmer switch to provide lighting control, which is easy to use and saves energy at the same time. All-In-One Solution: The Live end power feed consists of an H-type I connector and a 9.84FT plug wire. No additional power cord is required. Simple Installation: No need for a professional electrician. Easily and safely connect the track lighting live end to the track by aligning the direction and inserting it directly for power supply. Other Track Lighting Accessories: You can buy all track accessories in this store, including track rails, connectors and live end with dimmer switch. Track Lighting Live End Cord Kit with Dimmer Switch, 9.84FT H Track Live End Feed Connector, Suitable for H Type Single Circuit 3-Wire-1 Track Lighting Systems