Feature: 1. Suitable for flashlights, DIY modeling lights, headlights, spotlights, and other lighting products, as well as traffic lighting, landscape lighting, advertising lighting, indoor lighting, etc. 2. The LED lamp bead is made of high-quality aluminum substrate and high-quality chips, offering low light decay, high brightness, sturdiness, and durability. 3. Low power consumption and long life, instant start, uniform light emission, no flicker, strong and shockproof. 4. Uses an aluminum base for efficient heat dissipation, helping to protect the lamp beads and extend service life. 5. Easy to install. Mounted on a small aluminum substrate, it can be configured and welded as needed. Lightweight, compact size, easy to store and use. Specification: Item Type: LED Chips Material: Aluminum Color: As shown in the picture Model: AXD-1W-5V Size: Approx. 20x7mm / 0.79x0.28in (D x H) Weight: Approx. 46g / 1.6oz Application: LED lamp bead Power: 1W Voltage: 5V Quantity: 25 pcs Brightness: 200LM Package List: 25 x LED Chips Note: 1. The lamp bead is welded to the aluminum substrate, with thermal grease applied before welding; only requires direct heat dissipation processing. 2. Not waterproof. Do not exceed rated load. Maximum heat dissipation temperature for aluminum material should not exceed 60°C. 3. Please allow 1–2mm error due to manual measurement. 4. Monitors are not calibrated the same; item color in photos may differ slightly from the actual product. Please refer to the physical item as the standard.