A. The item is a simple and practical LED drop-in module flashlight replacement lamp for flashlight, which is made of durable aluminum alloy material and uses XM-L T6 LED with a precision reflector to emit bright and uniform cool white light for illumination. It is a wonderful replacement lamp suitable for UltraFire WF-501A, WF-501B, WF-501C, WF-501D, WF-502D, WF-502B, WF-503B, WF-504B, WF-501N, L2, C1, etc. With easy to install and use, it really is a wonderful LED drop-in module flashlight to choose. B. Features- Color: As shown in the pictures.- Material: Aluminum alloy and LED.- Adopt a solid-state XM- L T6 LED with precision reflector that creates a smooth and strong cold white light.- Special design, improves light output in intensity and distance- Efficient and energy saving, low heat, long life- Convenient to install, and easy to use. C. Specifications- DC Forward Current: DC-DC.- LED light color: Cool white.- Voltage: 3.7V.- Color temperature: 6500K-7000K.- Lumen: 1000LM.- Suitable for: UltraFire WF-501A, WF-501B , WF-501C, WF-501D, WF-502D, WF-502B, WF-503B, WF-504B, WF-501N, L2, Cl; UniqueFire M2, UniqueFire R5; TrustFire S-R5; SureFire 6P, G2, 9P. D. Package Includes 1 * XM-L T6 1 Mode 3.7V 1000 Lumens Cool White LED Drop-in Module Flashlight Replacement Flashlight Bulb E. Friendly Tips: 1.Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand. 2. Please allow 1-2cm differences due to the manual measurement. F. About Shipping: All items will be shipped within 3 business days after payment is received. Most times you will receive them within 8 -12 days then. The specific delivery time depends on the circumstances. G. Any questions, please contact us During the shopping process, if you have any questions, please contact us, we will reply you within 24 hours, wish you a pleasant shopping Thank you for your cooperation and we will make you feel satisfied.