I have 18 chips of 50Watt COB LED chips available. These are the latest driverless LED SmartIC A/C technology. Connect these directly to 110Volt A/C. wall plug, no LED driver needed. Smart IC current-thermal control "smart technology" safety built in. 12 Warm White - 6 Cool White in stock 60,000Hrs 6000Lm 85CRI $10 each or 5 for $40 free 100% electric delivery