Three Charging WayFor NP-W235 battery charger built with a double-sided plug USB cable (34.5 cm length) and Type-C port input Power your camera batteries with good charging efficiency.USB port output could as a power bank to charge your phones in an emergency Multi-Function Battery Charger CaseFour-in-one charger is NP-FW50 battery charger, (1) could be used as a camera storage case to store 2 batteries, (2) and is 2 SD card storage cases. (3)have a phone power bank function. (4)Can be used as a card reader to read camera memory card information. COMPATIBILITY for Fujifilm X-H2S, X-H2, GFX 50S II, GFX 100S, Fujifilm X-T4, X-T5 Camera, VG-XT4 Vertical Battery Grip Switch button for NP-W235 chargerThe switch button has 2 functions, (you need to press the switch once for the output function; when it is used as a storage box, you need to press the button to turn off the power