The light can be returned or replaced within 30 days after delivery, in the precondition of non-artificial damage. 90 days ALL FREE warranty. Free components, repairing, and service can be provided within 3 months after delivery. 5 years of free components can be provided. 3 month -1 year: Free components, shipping fees of returning. Buyer needs pay 1-way shipping fees and repair fees. 1 year – 5 years: Free components. Buyer needs pay 2-way shipping fees and repairing fees.