The Dell Adapter Barrel to USB-C (model 7CY7K) provides reliable connectivity conversion for Dell laptops and compatible devices. This adapter converts traditional Dell barrel-style power connectors to modern USB-C power delivery, offering enhanced compatibility with contemporary charging solutions. Constructed with durable materials and precision engineering, this adapter maintains stable power transmission while ensuring long-term reliability. The compact design measures approximately 5.5 cm in length with a diameter of 2.5 cm, making it highly portable for travel and daily use. Supporting standard USB-C power delivery protocols, this adapter works with compatible Dell laptops requiring up to 65 W power input. The reinforced cable construction and gold-plated connectors ensure optimal conductivity and resistance to corrosion. This adapter is particularly useful for users transitioning to USB-C charging ecosystems while maintaining compatibility with existing Dell power adapters. The product undergoes rigorous testing to meet Dell's quality standards for power accessories. The matte black finish provides a professional appearance that matches most Dell devices. Proper connection is ensured through secure fitting connectors that maintain stable contact during use. This adapter represents a practical solution for integrating legacy Dell power systems with modern USB-C infrastructure without compromising performance or reliability.