18650/21700 Power Bank Case Kit Cylindrical Aluminum Alloy Welding-Free Type C Mobile Power Supply Kit 5V2A fast charge

Product Highlights:1. Type-C port for solder-free installation, making DIY assembly simpler and more convenient2. Supports single 18650/21700 batteries, flexibly accommodating multiple battery types3. Delivers 5V2A fast charging for high efficiency and time savings4. Durable aluminum alloy casing with excellent heat dissipation and stylish appearance5. Built-in overcharge, over-discharge, and short-circuit protection for safe and reliable useProduct Specifications:Compatible Batteries: Flat-top single 21700 battery or single 18650 battery (not included in shipment)Colors: Black, Silver, Gold, Red (choose freely)Material: Aluminum alloyOutput: 5V/2APower: 10WPackage Contents:Solderless battery case*1 (style selected)