1、Made of high quality aluminum substrate, high thermal conductivity,this COB light bead is sturdy and durable 2、Characterized by high brightness, low power consumption and long service life 3、Instant starting, no flicker, firm and shockproof 4、Lightweight and small size, easy to store and use 5、Suitable for using in traffic lighting, landscape lighting, advertising lighting, indoor lighting, etc This COB light bead is made of high quality material, characterized by high brightness, low power consumption and long service life. Easy to store and use. Features: 1. Made of high quality aluminum substrate, high thermal conductivity,this COB light bead is sturdy and durable. 2. Characterized by high brightness, low power consumption and long service life. 3. Instant starting, no flicker, firm and shockproof. 4. Lightweight and small size, easy to store and use. 5. Suitable for using in traffic lighting, landscape lighting, advertising lighting, indoor lighting, etc. Specification: Item Type: COB Light Bead Material: Aluminum Substrate Optional Light Color: White, Warm, Red, Green, Blue Power: 5W Voltage: AC220V/50Hz Power Factor: ≥0.9 Color Temperature: White 6000-6500K, Warm 3000-3200K, Red 620-630K, Green 520-530K, Blue 450-460 Luminous Flux: 1200LM Beam Angle: 140° Working Temperature: -30℃ - +90℃ Lifespan: 50000H Item Size: 2.65 * 2.65 * 0.2cm / 1.04 * 1.04 * 0.08inch Weight: Approx. 20g Package List: 10 * COB Light Beads