S621 Single USB Power Bank Circuit Board – 22.5W Fast Charging (VOOC / PD / QC Supported)

⚠️ এই পণ্যটি Refurbished (রিপাবলিশড) সার্কিট। প্রতিটি ইউনিট পরীক্ষা করে সরবরাহ করা হয়। যেহেতু এটি রিপাবলিশড সার্কিট, তাই কোনো ওয়ারেন্টি প্রযোজ্য নয়।

Specification• Model: S621• Type: Single USB Power Bank Charging Module• Maximum Output Power: 22.5W• Output Port: USB-A (Fast Charge)• Input Port: USB Type-C• Fast Charging Protocols Supported: – VOOC (OPPO / Realme) – PD (Power Delivery) – PPS – QC (Quick Charge) – AFC – FCP – SCP – PE – SFCP• Display: LED Digital Battery Percentage Indicator• Battery Type Support: 3.7V Lithium-ion / 18650 Cell• Protection Features: Overcharge, Over-discharge, Overcurrent, Short Circuit Protection• Application: DIY Power Bank AssemblyDescriptionThe S621 Single USB 22.5W Power Bank Circuit is a high-performance fast charging module designed for DIY power bank projects. It supports a wide range of fast-charging protocols including VOOC, PD, QC, PPS, AFC, FCP, SCP, PE, and more, ensuring compatibility with most modern smartphones and gadgets.With a maximum output of 22.5W, it delivers fast and stable charging. The built-in LED digital display shows real-time battery percentage, providing clear power status monitoring. The compact design makes it ideal for custom battery pack builds and portable charging solutions.Application• DIY Power Bank Projects• 18650 Lithium Battery Pack Assembly• Portable Fast Charging Power Bank• Mobile Phone Fast Charging Devices• Custom Rechargeable Battery Systems• Repair or Upgrade of Existing Power Banks