Product selling points:1. Advanced materials: This pen shaped button battery set is made of advanced materials, which are durable and practical.2. Lightweight and compact: This toolkit has a lightweight and compact structure, making it very convenient to use.3. Exquisite workmanship: The charger kit is finely crafted to ensure efficient and convenient charging.4. Simple battery level display structure: The charging kit has a simple structure and does not require complex operations.5. USB connection: The battery pole adopts USB connection, which is convenient and practical. parameter:Product Name: Battery Pole with TYPE-C Interface at the Bottom of the ScreenColors: Black, White, OrangeMaterial: Zinc alloy, stainless steel.Battery capacity: 610mAhPreheating voltage: 3.7VCharging port: TYPE-C interfaceProduct size: 89 * 14mmSingle unit+paper box weight: 60gPackaging: cardboard box+charging cable+battery pole Note:Due to manual measurement, please allow for an error of 0-1cm.Due to differences between different displays, images may not reflect the actual color of the product