Cermant 5 Pack Type-C USB 5V 2A Boost Converter Step-Up Power Module, Lithium Battery Charger Board with LED Indicator & Fully Soldered USB Port, DIY Power Bank Charging Module for Electronic Projects

["This is a Cermant Type-C USB 5V 2A boost converter step-up power module, an integrated lithium battery charging and protection board with LED indicators, specially designed for DIY portable power banks and electronic projects.","It supports 5V-5.5V Type-C input, 2.4A charging current, 5V-5.15V 2A boost output, up to 92.5% conversion efficiency, and multiple intelligent safety protection functions for stable and reliable performance.","This module features low-load automatic power-off, external key control, simultaneous charging and discharging, and a fully soldered USB port for direct use, making it easy to operate and highly durable for long-term DIY applications.","Widely used in DIY power banks, emergency chargers, LED lighting, IoT devices and other electronic creations; please pay attention to battery positive and negative polarity during wiring to avoid damage.","Each package includes 5 pieces of this Type-C 5V 2A step-up power module, which is cost-effective and perfect for hobbyists, students, engineers and small-batch project production."]