Specifications: 1) led watts: 18w 2) beam: Spot beam 30 degree 3) colour temperature: 6000k 4) operating voltage: 10-30v dc 5) bracket material: Alu firm bracket 6) lumen: 1800lm 7) material:Diecast aluminium housing 8) lens material: Pc 9) waterproof rate: Ip 67 10) dimension: 4 inch 11) certificates: Ce & rohs 12) 6pcs 3w high intensity Cree leds features: High quality 6063 aluminium body, durable to withstand any harsh condition low current draw- no harms to battery and save gas longer valid irradiation distance than normal halogen bulb suitable vertical fins design for better cooling great performance of waterproof, dustproof, shockproof, anti-corrosion package include: 8pcs 18w led light mounting brackets.