Odlamp Super Bright High Power LED Chip 50W SMD COB Light RGB Color Changing for Emitter Components Diode 50 W Bulb Lamp Beads DIY Lighting (RGB) - Amazon.com
Slim 50W LED floodlight, white light. Best value product sold online.
SMD LED Chip light Cool Warm White High Power COB 10W 20W 30W 50W 100W 12V 32V | eBay
10pcs LED SMD 5730 Floodlight pcb plate 50W 110*99 5000-5500lm aluminum heat sink with Source for Indoor and outdoor commercial - AliExpress
High Power 1W 3W 5W 10W 20W 30W 50W 100W White SMD LED COB Chip Lights Beads | eBay
Discontinued: 50W LED Floodlight SMD SAMSUNG Chip Slim Black Body Warm White
Full Power 10W 20W 30W 40W 50W 60W 100W COB SMD LED Bulb Chip with Epistar 33x33mil for Floodlight Natural Warm White - AliExpress