Feature: 1. The cob lamp beads are small in size and have good performance, and can be used as a light source for many DIY lamps. 2. Low‑voltage power supply, installation is also safe and secure. 10W power consumption, save energy. 3. High‑strength thermally conductive aluminum bracket substrate, good thermal conductivity and excellent heat dissipation effect. 4. The integrated lamp bead plate is also protected by waterproof glue, and the service life can be as long as 3000H. 5. Widely used in traffic lighting, landscape lighting, advertising lighting, indoor lighting, special lighting, aquarium lighting and so. Specification: Item Type: COB Chip Material: Aluminum Color: As shown in the picture Product Size: Approx.28x20mm / 1.10x0.79in(L x W) Weight: Approx. 20g / 0.7oz Product Working Voltage: 12V Power: 10W Light Source: Pure White Light Luminous Flux: 1000lm Color Rendering Index: 80 Beam Angle: 120° Service Life: 3000H . Package List: 10 x COB Chip Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.