NUWATT 2x4 FT LED Surface Mount Panel (2 Pack), with Internal Driver, 3 CCT: 3000K, 4000K, 5000K Selectable, 0-10V Dimmable, Flush Mount Ceiling Fixture, UL & DLC Certified, 1 inch Thick - Amazon.com
Surface Mount Kit For LED 2x4 Panels at Menards®
Luxrite 2x4 LED Panel Lights 3 Color Options 40W/50W/60W Switch Grid Drop Ceiling Lights 0-10V Dimmable 120-277V - Walmart.com
Good Earth Lighting LED Flat Panel 1-Light 11.89-in Brushed Nickel LED Flush Mount Light in the Flush Mount Lighting department at Lowes.com