Features: Engineered for rapid 0.2ms response, the SK3 speakers frequency divider‌ Tweeter Protector Lamp safeguards sound components from overloads with its premium ceramic glass tube and strong alloy filament, ensuring stable circuit protections and extended 1000 hour life. Featuring a 10x43mm fast acting cartridge design with 12.8V/2.1A rating (26.9W), this E27 compatible fusee bulb combines high temperature resistance and visible condition monitoring through its clear casing for seamless integration into speakers crossovers. Designed for audiophiles, professional live set‌, and studio engineers seeking robust overcurrent protections, it’s equally suited for home theater enthusiasts maintaining premium sound systems. Optimized for high output‌ sound environments including live concerts, recording studios, and home entertainment setups where stable performances during bass heavy tracks or prolonged usage is critical. The SK3’s dedicated‌ alloy construction and thermal management systems deliver 3x longer durability than standard fuses, maintaining sparkling‌ sound output across demanding applications from stage performances to daily listening event. Specifications: Type: Divider protections bulb Model: SK3 component: Metal Color: as shown in the picture Size: Let him say yes Package Includes: 1x frequency divider protections light bulb note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!