The DYMO LabelManager 420P label maker is the right choice for anyone who depends on labels to create a more efficient and productive workplace. Connect it to your PC* or Mac (R)** and use DYMO Label TM v.8 software to design labels on your computer screen, with barcodes, logos or graphics - or print batches of labels from text in spreadsheet or database files! When disconnected from your computer, LabelManager 420P lable maker is a portable labeling powerhouse - with an easy to use interface, quick access keys and plenty of fonts and text effects. Plus, the label maker runs on a rechargeable lithium-ion battery, so you're always ready to label. Windows Vista ®, Windows ® 7, Windows (R) XP ** Mac OS (R) v10.4 or later