High power led safety mining lamp 60W Energy saving, high efficency CE& ... Lifespan:50,000hs 2 years warranty High ower LED mining helmet safety lamp series(30/40/60/80W)Applications: ... production plants, industrial and mining enterprises, shopping malls, schools, hospitals and other needs of ... MaterialAluminum alloy High ower helmet safety LED mining lamp series(30/40/60/80W)