Efest Pro C4 Battery Charger

Efficiently charge multiple lithium-ion batteries with the Efest PRO C4 4-Bay Smart Battery Charger. Features four independent bays, dual charging modes (0.5A & 1A), LED battery indicators, and full safety protections including reverse polarity, overcharge, and short-circuit. Compatible with a wide range of Li-ion battery sizes for fast, reliable, and secure charging.