The Audible Display Unit (USA) beeps (a short audible sound) each time 2.5 feet of trail wire is drawn through the wire measurer unit and also beeps (a longer audible sound) each time 100 feet of trail wire is drawn through the wire measurer.
In addition, (following a reset to zero) the total footage of wire pulled through the wire measurer is displayed on the LCD.
Found in:
- Hip Pack Wire Dispenser with U.S.A. Wire Measurer (Item #HIP040)
- Back Mounted Wire Dispenser with USA Wire Measurer (Item #11750)