Material:Aluminium body with PC cap Adopt high quality ballast,comply with 3C.TUV-CE standard High power factor,low THD Long lifetime,>8000hrs,energy saving up to 45% Installation:Ceiling mounting, series connection Application:House lighting, shopping mall,advertisement lighting,hotel,entertainment etc Power Voltage Length Diameter. Dimension Qty/CTN 8w 220/110V 288mm 16mm 38*21*17cm 25pcs 14w 220/110V 549mm 16mm 64*21*17cm 25pcs 21w 220/110V 849mm 16mm 94*21*17cm 25pcs…