The small but powerful ODISTAR Desktop Vacuum Cleaner makes quick work of dirt, particles, and dust on your desk, keyboard, corners, crevices, and other small spaces, where a larger, bulkier vacuum would be a hassle. Small enough to carry it anywhere and anywhere, this mini-vacuum operates on two 2 AA batteries (not included) with an operational time of up to 90 minutes. Cleanup is quick too. Just open the bottom cover to dump the waste bucket. IncIudes a brush for stubborn stains.