Designed for professional installers in real-world jobsite conditions. Quickly creates crystal-clear, professionally formatted labels. Exclusive "hot keys" automatically size, space and format labels for wires and cables, terminal blocks, 110 blocks, electrical and patch panels, vertical and fixed-length applications. Pre-programmed symbol library puts industry symbols, punctuation, currency and fractions at your fingertips. Prints Code 39 and Code 128 bar codes on 3/4" labels. Large two-line display is backlit. Slip-resistant grip and 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 and solvents. Automatic shut-off maximizes battery life. Uses six AA batteries or quick-charging lithium battery (all sold separately). Power Source(s): Li-ion Battery (Sold Separately); Tape Size: 0.25"; 0.38"; 0.5"; 0.75"; Number of Printed Lines: 5; Display Characters x Display Lines: 13 x 2.