Simultaneously charge up to two lithium-ion batteries using the Manfrotto ProCUBE 3 Professional Twin Charger, compatible with EN-EL14, EN-EL15 (a,b,c), and EN-EL25 batteries. This 2-bay charger features an easy-to-read LCD display showing charge status, health check, and mAh capacity added. It also includes a charging plate for four AA batteries and an integrated USB-C port for various device charges.