1) 15 days free replacement: We will repair or replace a light within 15 days of purchase if it is afflicted with a manufacturing defect. If the problem calls for a replacement, we will replace the light with the same model as the one sent in. If the model has been discontinued, customers will receive a product with similar or improved performance. 2) 12 months free repair. We offer free repair within 12 months of purchase if problems develop with normal use. 3) Limited lifetime warranty. If problems develop after 12 months of the purchase date, we will charge for parts. The total repair fee is assessed according to the cost of the replaced materials, If damage to the light is substantial, TAClight will contact distributors with a quote who should contact the customers and customers will decide whether to exchange the parts or not. Freight should be paid by distributors or customers.   Please be noted this warranty service does not include the followings: 1. Damages caused by disassembly or modification without permission. 2. Damages to the appearance caused by misuse or incidental happening (such as crash, knock, squeeze, etc.). 3. Damages caused by misplacement of batteries or battery leakage.