Ⅰ. The product is a simple and practical LED bulb module flashlight torch replacement bulb, made of durable aluminum alloy material, and adopts XM-L T6 LED with precision reflector to provide bright and smooth cool white light for illumination. It is a replacement flashlight bulb suitable for Ultrafire WF-501A, WF-501B, WF-501C, WF-501D, WF-502D, WF-502B, WF-503B, WF-504B, WF-501N, L2, C1, etc. Ⅱ. - Material: Aluminum alloy and LED. - Adopt solid state XM-L T6 LED with precision reflector, which produces smooth and bright cool white light. - Special design improves light output in intensity and distance, with energy saving, low heating, long service life, and convenient installation. 3.7v. - Color temperature: 6500K-7000K. - Lumens: 1000LM. - Suitable for: Ultrafire WF-501A, WF-501B, WF-501C, WF-501D, WF-502D, WF-502B, WF-503B, WF-504B, WF-501N, L2, C1; UniqueFire M2, UniqueFire R5; Trustfire S-R5; SureFire 6p, G2, 9p. Ⅲ. Package includes 1*XM-L T6 1-MODE 3.7V 1000-LUMEN Solid White LED LED-in Module Flashlight Torch Flashlight Housing Replacement Bulb. Ⅳ. Tips: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. Ⅴ. About Shipping: All items will be shipped within 3 business days after receiving your payment. Then you will usually receive them within 8-12 days. The specific delivery time depends on the circumstances. Any questions, please contact us. Ⅵ. During the shopping process, if you have any questions, please feel free to contact us, we will reply you within 24 hours.