[6 CABLE MEASUREMENT] Measures the height of up to 6 cables in one test with BOT and TOP modes to check the lowest or highest wires quickly ideal for overhead line inspection and field maintenance. [ACCURATE ULTRASONIC SENSING] Uses a large ultrasonic sensor with 0.5%±2d accuracy plus 5mm resolution below 10m and 10mm above 10m helping deliver clear reliable height and spacing readings. [LCD WITH TEMPERATURE DISPLAY] Easy to aim and simple to read the LCD screen shows measurement results and real time temperature while and imperial unit switching supports different work habits. [SAFE NON CONTACT TESTING] Designed for convenient stand off measurement of cable height and distance between wires suitable for electrical forestry industrial mining elevator shaft and well depth tasks. [PORTABLE FIELD KIT] Compact 75 x 72 x 200mm handheld design is easy to carry and store supplied with bracket black bag and plastic box plus low battery alarm and 120 second auto power off.