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• DC 9V 48x7mm 3W LED Chip On Board Bar Light Source Lamp for DIY Table Desk LightingSpecificationMaterial: Aluminum-alloy plate + Silicon Rubber + COB chip Power: 3W Size: 48*7mm Light area: 30*5 Forward Voltage: DC 9V-11V Max Forward Current: 200ma Emitting color: Warm white (3000K), Cold white (6500K) Luminous Flux :>100lm/w Viewing Angle: 120 degreesPackage Included1X led chipImportant(Must learn before use)1, Need to weld a twine earlier than connecting to the flexibility supply. 2, If you use a 110V or 220V AC power supply, you would like a relentless current driver/ transformer. 3, The LED lights will produce much heat, please upload a heatsink/ radiator to protect the COB chip

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