factory commercial lighting hotel boom rail spotlight open-mounted ceiling live studio anti-glare clothing store track light 工厂商业照明酒店吊杆导轨射灯 明装吸顶直播间防眩服装店轨道灯

two-line white shell 12w two-line black shell 12w two lines white shell 20w two lines black shell 20w two-line black shell 30w two lines white shell 30w 40w black shell with two lines two lines white shell 40w three-wire white shell 12w three-wire black shell 12w three-wire white shell 20w three-wire black shell 20w three-wire black shell 30w three-wire white shell 30w three-wire black shell 40w three-wire white shell 40w two lines black shell 50w two lines white shell 50w three-wire black shell 50w three-wire white shell 50w

positive white light 6000k neutral light 4000k warm white light 3000k variable light with three colors dimmer