Chanzon 10 pcs High Power Led Chip 5W Natural White (4000K-4500K/600mA-700mA/DC 6V-7V/5 Watt) Super Bright Intensity SMD COB Light Emitter Components Diode 5 W Bulb Lamp Beads DIY Lighting

Specification: Quantity: 10 pieces / Pack Brand: Chanzon Power: 5 Watt (Max) Emitting Color: Natural White (4000K-4500K) Recommended Current: 600mA Forward Voltage: 6-7V Luminous Flux: 500-600LM Emitting Angle: 120-140 degree With Double Golden Wire (99.99%) and Copper Frame Kindly Reminder: Constant current LED drivers are recommended for high power COB LEDs. Working temperature should be less than 60 Degrees Celsius / (140 Fahrenheit) with a Heat Sink System. Please refer to the positive (anode +) and negative (cathode -) sign on Leds. Related Accessories: Constant current LED drivers (600mA Plastic Case): ? Search B01N374QMQ on Amazon Constant current LED drivers (600mA Aluminum Case Waterproof): ? Search B01N25KB6C on Amazon Constant current LED drivers (600mA No Case only PCB Board): ? Search B01MR98MEX on Amazon LED Heat Sink Star Aluminum Base Plate: ? Search B06XKTRSP7 on Amazon