140W Bidirectional Fast Charging Module USB-C to DC PD3.1 Charger & Discharger Compatible with 2S–6S Li-ion, LiFePO4 & Polymer Battery Packs

The amiciSolar 140W Bidirectional Fast Charging Module is a must-have tool for anyone working with lithium battery systems. Designed for professional makers, DIY hobbyists, and energy-storage enthusiasts, this module allows you to fast-charge and discharge 2S–6S lithium battery packs safely and efficiently.

With support for up to 28V 5A, it delivers rapid charging capability while ensuring stable and controlled discharging. Its compatibility with Li-ion, LiFePO4, and polymer batteries makes it adaptable for a wide variety of custom power projects.

Equipped with advanced protection features, the module intelligently manages temperature, voltage, and current to maintain safe, long-term operation. It supports all major fast-charging protocols like PD3.1 and QC3.0, making it suitable for modern adapters and USB-C power sources.

Whether you're building a portable power bank, testing battery performance, or designing a custom energy module, this charger/discharger provides the precision, speed, and safety needed for reliable results.

If the indicator light flashes continuously, it signals an incorrect setting—simply reset or verify configuration to resume normal function.