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. Lowvoltage power supply, installation is also safe and secure. 10W power consumption, save energy.3. Highstrength 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 ChipMaterial: AluminumColor: As shown in the pictureProduct Size: Approx.28x20mm / 1.10x0.79in(L x W)Weight: Approx. 20g / 0.7ozProduct Working Voltage: 12VPower: 10WLight Source: Pure White LightLuminous Flux: 1000lmColor Rendering Index: 80Beam Angle: 120Service Life: 3000H.Package List:10 x COB ChipNote: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.