Feature: 1. High Brightness LED Chip: The lamp bead is made of high quality aluminum substrate and LED chip, which has low light decay, high brightness, and strong sturdiness and durability. 2. Main Features: The COB light chip has the characteristics of high brightness, low power consumption and long life, instant start, uniform light emission, no flicker, firmness and shockproof. 3. Heat Dissipation Aluminum: Using aluminum base, the LED light chip is easy to dissipate heat, well protect the lamp beads, and have a longer service life. 4. Easy Installation: The LED chip is placed on a small aluminum substrate and can be configured for welding as required. Light in weight and small in size, it is easy to store and use. 5. Wide Application: Suitable for DIY modeling lights, spotlights, and other lighting products, as well as traffic lighting, landscape lighting, advertising lighting, indoor lighting, etc. Specification: Item Type: COB Light Chip Material: Heat Dissipation Aluminum Light Board: Approx. 5.5x5.5cm / 2.2x2.2in COB Light Chip: Approx. 2.4x2.4cm / 0.9x0.9in Product Weight: Approx. 10g / 0.4oz Voltage: 220V Life Span: More Than 30000 hours. Package List: 1 x Light Chip