Sofirn SP40A Rechargeable Headlamp, 1200 High Lumen Max Flashlight with LH351D 4000K 90 High CRI LED Headlight, TIR Lens, for Camping, Hiking, Fishing - - Amazon.com
2.4W LED MR11 Light Bulbs, 12v 20w Halogen Replacement, GU4 Bi-Pin Base, Daylight White 4000K, Non-Dimmable, (Pack of 12) - - Amazon.com
Amazon.com: par30 led 4000k
Amazon.com: 4000k led bulb
Amazon.com: 4000K Lights
Amazon.com : 12V 50W LED Pool Light for Inground Swimming Pool, 5000LM Daylight Swimming Pool LED Light Bulb Replacement for 300-800W Traditional Bulb, Fit in for Pentair and Hayward Pool Light Fixtures(AC/DC