Battery compatibility wide: works with 14v-18v lithium batteries from black+decker, craftsman, dewalt, makita; portable cooling power; uses existing tool batteries
Usb power: 2.1a, 5v usb output; charges mobile devices; convenient job site charging
Control streamlined: easy on/off button; simple for everyone; fast cooling
Airflow adjustable: flexible stand directs cooling; personalized comfort; optimal breeze
Highly portable: 6.54in (16.6cm) fan diameter; lightweight and compact; take it anywhere