Cheap led chip, Buy Quality cob chip directly from China round cob Suppliers: 10pcs/lot 3W 5W 7W 10W 12W Round COB Chip WarmWhite/White LED Chip For Down Light Ceiling Lamp COB LED Surface light source
3W 5W 7W 10W 12W Round COB Chip Warm White / White LED Bead Chips For Down Light Ceiling Lamp Chip Appearance: Specification: Features: 1. Model Number:3W 5W 7W 10W 12W 2. Product name: COB LED Surface light source 3. Shapes: round 4. Life Span: 50,000 Hours 5. Outline Dimension: Φ28mm 6. Luminous Dimension: Φ20mm 7. Integrated way: 7 Series 2 paralleling 8. Color Temperature: Warm White: 3000-3200K Cool White: 6000-6500K 9. Forward Current: 3W 5W 7W 10W 12W all 300mA 10. Lamp Body Materials: Aluminum base 11. color-rendering index: 60-70 12. Beam Angle: 120 degrees 13. Working Temperature: -20 centigrade to 60 centigrade 14. Wire\'s Material: Gold Wire NOTES: 1. Please confirm the electrical parameters of COB light source before you use, be sure to use in our range of ele
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