Designed for professional installers in real-world jobsite conditions. Quickly creates crystal-clear, professionally formatted labels. Exclusive “hot keys” automatically size, space & format labels for wires & cables, terminal blocks, 110 blocks, electrical & patch panels, vertical & fixed-length applications. Pre-programmed symbol library puts industry symbols, punctuation, currency & fractions at your fingertips. Prints Code 39 & Code 128 bar codes on 3/4" labels. Large two-line display is backlit. Slip-resistant grip & rubber bumper protect against damage. Lanyard loop provides the option of hands-free portability. Uses industrial strength labels that resist extreme heat, UV rays, moisture, chemicals & solvents. Automatic shut-off maximizes battery life. Uses six AA batteries or quick-charging lithium battery (all sold separately). Power Source(s): Lithium-Ion Battery (Sold Separately); Tape Size: 3/8"; 1/4"; 1/2"; 3/4"; Number of Printed Lines: 5; Display Characters x Display Lines: 13 x 2.