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Specification:
【Product】: Glass Tube COB R7S LED Lamp
【Output power】:15W/20W/25W 78MM /30W/40W/50W 118MM
【Lamp length】: 78mm/118MM
【LED Chip】:COB Chip
【Input voltage】:220V/110V
【Light color】: Warm white (2900-3200k)/ Cold White (6000-6500k)
【LED Work temperature】:-40 C ~ +55 C
【Body temperature:】: <90
【Lifespan】: 50,000 hours
【Certification】: CE & RoHS
【Emitting color】: Warm White /Cool White/Neutral White