... versions4)Available lamp and wattageFluorescent lamps: 18W x 1, 36W x 1, 58W x 1, 18W x 2, 36W x 2, 58W ... 2.LED lamps: 9W x 1, 9W x 2, 18W x 1, 18W x 2.5)The glass tube stands 4J impact ... -free aluminium, powder-coated external surface, rape yellow (RAL1021).7)Electronic ballast, wide voltage range, rapid starting, stable performance, power factor0.95 ...