The Tolsen MP20V is a fast charger designed specifically for 20 V Li-ion batteries, including the high-capacity 4.0 Ah versions. With a nominal power of 110 W and a charging current of 4.0 A, it allows you to power up your tools efficiently. The device features two independent ports, meaning you can charge two batteries simultaneously, which takes approximately 120 minutes for two 4.0 Ah cells. Its yellow and black housing is equipped with LED indicators that let you keep track of the charging level at a glance. This CE-certified charger is a practical choice for users who rely on multiple cordless tools and need to minimize downtime by keeping several batteries ready for work.