Feature:1. The metal aluminum substrate is used, which has good heat dissipation effect and is not easy to be damaged or deformed.2. Low power consumption, high brightness, suitable for night lighting, energy saving and environmental protection.3. Commonly used in DIY ceiling lamps, downlights, spotlights, flashlights, stage lights, table lamps and other lamps.4. Easy installation and disassembly, wide application, can be directly welded on various DIY lighting fixtures.5. The light is uniform and soft, the luminous flux is 90lm or W, good lighting effect, and it can be used for a long time.Specification:Item Type: LED ChipMaterial: Aluminum and Lamp ChipsWeight: Approx. 17g or 0.6ozDiameter: Approx. 20mm or 0.8inConnection Voltage: 3VLuminous Flux: 90lm or WService Life: 10000H.Package List:10 x LED ChipNote:1. Please allow 0and 8209 1 inch 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.