5V 2A Power Bank Module with Voltage Display | Dual USB Type-C Output | DIY Boost Converter

Upgrade your DIY power bank with this smart and versatile 5V Boost Power Bank Module, designed for 3.7V Li-ion battery packs. This module features dual USB ports, Type-C output, and a built-in digital voltage display to monitor output in real time. It’s the perfect choice for hobbyists and tinkerers who want more control and reliability. Equipped with built-in protection features, this module ensures safe charging and discharging. Whether you’re building a portable power supply, an emergency phone charger, or a DIY solar battery pack—this module is your go-to solution.