luminance with low power consumption for efficient lighting Environmentally friendly: no lead or mercury Healthy light source: flicker, reducing eye fatigue; safe for skin and eyes Quality aluminum alloy base for easy heat dissipation; safe and reliable All bright diode types separated in a neat kit box and clearly labeled for easy identification Use scenarios Electronics hobbyists and DIY LED projects: prototyping, lighting, and display work Educational settings: classrooms and labs for diode testing and electronics demonstrations Smallscale applications: signage, backlighting, and compact lighting projects Specifications and features Function: LED bright diodes organized for convenient use in various projects Material: aluminum alloy base for effective heat dissipation Packaging: labeled kit box containing different types of bright diodes Performance: brightness with low power draw; flicker operation Safety: no lead or mercury; eye and skinsafe light output Compatibility and practicality Suitable for use with standard electronics prototyping setups and DIY lighting applications Easy identification and access through clearly labeled diode types in the organized kit box Designed to support reliable operation in hobbyist, educational, and smallscale professional projects