Base type: E27, E14, B22, GU10. 1/4X E27 E14 B22 LED Corn Bulbs 5/7/9/12/15/20W 5736 SMD Light Warm/Cool White. Made of aluminum with great heat dissipation design, it provides over 30,000 hours of service life and easily substitutes for traditional 20W, 35W, or 40W halogen bulbs.
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