Features: 1. For measuring the height up to 6 cables together. This Meter is a user friendly and easy-to-operate instrument. 2. It is convenient to take measurement easy to aim at the measuring position and to read measuring results. 3. Compact appearance and it is convenient to carry. Circuit maintenance can make measurement of cable height. 4. Uses large measuring sensor it has high accuracy. Suitable for measuring the distance between wire and wire. 5. For electrical forestry industrial mining overhead cables tree branches elevator shafts depth of wells. Specification: Range (25mm mini cable): 3 - 23m Range (12mm cable min): 3 - 15m Range (5.5mm min cable): 3 - 12m Range (2.5mm min cable): 3 - 10m Horizontal measuring range: 3 - 18m Operating temperature range: -10 - 40 degree Celsius Resolution (range 10m): 10mm Measurement accuracy: 0.5 percent 2d Minimum space between wires: 150mm BOT mode: measure the height of the 6 lowest cables High-end mode: measuring the height of the 6 highest cables Auto turn off time: 120 sec Low battery alarm: 7.2V 0.2V Imperial and Metric Unit Transition: Yes Displays the temperature in real time: Yes Operating voltage: 9V Size: 75x72x200mm Net Weight: 205g Package Includes: 1x Cable Height Meter 1x bracket 1x plastic box includes: 1x Cable Height Meter 1x bracket 1x plastic box