Description: 【Premium Material】: Underground Wire Tester is made from premium PP, ensuring wear resistance, durability, and long term use. 【Function】: Underground Wire Locating is a versatile tool designed for detecting faults in underground cables, wires, and water/gas pipelines. It can also detect interruptions and short circuits in cables and wires buried in walls or underground, check fuses and distribute current circuits, detect floor heating interruptions and short circuits, and uncover sockets and distribution sockets accidentally covered with plaster. 【Size】: The transmitting tool measures 68mmx240mm/2.68inchx9.45inch while the receiving tool measures 90mmx190mm/3.54inchx7.48inch. 【Power Supply and Display】: Powered by 6 AAA batteries for the transmitting tool and 1 piece 9V battery for the receiving tool (batteries including with delivery). It features an LUMINOUS display screen for easy reading of measurements. 【Measurement Range and Environment】: Voltages measurement range Is 12-400V with main voltages measurement at the receiving tool from 0-0.4m. Cable depth measurement at the receiving tool from 0-2.5 meters (for wall/underground cables). Suitable to work in environments where temperature ranges from 0~40C for both transmitting tool and receiving tool; storage temperature ranges from -20C~60°c; relative humidity (non condensing) up to a maximum of 80% for both devices. Package Includes: 1 Receiving Tool 1 Transmitting Tool 1 Pair of Test Leads 1 Pair of alligator clips 1 Pair of test probes 1 Ground rod 1 Instruction manual 1 Handbag Note: Please allow slightly errors 1-2cm differences due to manual measurement.