The NEJoye F Series is built on LiFePO4 chemistry — the safest, longest-lasting battery technology available for portable power. Six models from 256Wh (F300, 4.75kg) to 3072Wh (F3000, 23kg), covering everything from pocket-sized adventure power to whole-home backup. MPPT solar charging, pure sine wave AC, and rugged ergonomic designs built for camping, RV, van life, and extended off-grid living.