sofirn SP36 Rechargeable Flashlight 5000 Lumens, Powerful Flashlight with 4X LH351D LED 90 High CRI Anduril 2, for Camping, Hiking, Cycling(SP36 5000k) - - Amazon.com
Samsung LH351D 5000k LED output test by Texas_Ace - Amazing output, low thermal resistance but high Vf - Flashlight Modding and DIY Parts - BudgetLightForum.com