You can easily check the battery level through the power display. (Note: The indicator flashes during charging and lights up after charging is completed).
OCOOPA USB Desk Fan, 4000mAh Rechargeable Battery Operated Table, 4 Speeds 5 Inch Mini Portable, Strong Airflow Quiet Operation, Easy to Disassemble Desktop for Office Worker
USB Desk Fan, 4000Mah Rechargeable Battery Operated Table, 4 Speeds 5 Inch Mini
OCOOPA USB Desk Fan, 4000Mah Rechargeable Battery Operated Table, 4 Speeds 5 ...
USB Desk Fan, 4000mAh Rechargeable Battery Operated Table,
Wall Mounted USB Desk Fan, 4000mAh Battery 7 Part Design, Adjustable Airflow, Ultra Quiet 270° Rotation, Fast Charging for Office Home Use(B Gray)
