Metro Vacuum DVR-1 DataVac 3-in-1 Cordless Desktop Computer Cleaning System Compact, lightweight, portable high powered vacuum/blower Cleans dust and dirt from computers and office equipment, cuts maintenance costs. Less than 7" long, and weighs 8 oz., cleans the smallest places Includes 3 in 1 power unit charging station, 4 rechargeable batteries, 110 volt ac adaptor; micro extension tool, micro dust brush and blower adaptor One year warranty