Dual Charging Ports: The charger is equipped with two charging slots, allowing you to charge two W126 batteries at the same time, which is ideal for users who need extra power on the go., It is specifically designed for the Sony NP-W126 battery, which is commonly used in many Fujifilm cameras (like the X-T2, X-T3, X-T4, and others) and some other brands, making it a versatile charging solution., Most W126 dual chargers feature LED lights that indicate the charging status of each battery. Typically, a red LED indicates charging, while a green LED shows that the battery is fully charged., Many models offer USB charging, allowing you to charge the batteries via a USB port. This feature offers greater flexibility since you can charge the batteries using a USB power bank, wall adapter, or car charger.