Features 1、[Non Destructive Cable Localization] Easily locate faults without the need for extensive digging, saving labor and preventing damage to wall or floor. 2、[Precise Positioning] The receiver sensitivity can be adjusted automatically or manually to meet different situations, ensuring precise location detection. 3、[Self Checking Function] The transmitter has a self check feature that checks the transmission status and displays it on the LCD screen for effective reference by users. 4、[Mute Operation] Both the transmitter and receiver have a mute function, allowing you to work in a quieter environment according to your preferences. 5、[Voltage Measurement] The transmitter features a built in DC AC voltage meter, enabling linear measurement of 12 to 400V DC AC voltage for added functionality and convenience. Specification Item Type: Underground Cable Locator Material: ABS Voltage Measurement Range: Transmitter: AC DC 12-400V Signal Output: Transmitter: 125KHz Voltage: Transmitter Maximum AC DC 400V Cable Depth Measurement: Receiver 0-2.5m (Wall, Underground Cable) Main Voltage Measurement: Receiver 0-0.4m Operating Environment: Transmitter and Receiver: -10℃ to 50℃ Storage Temperature: Transmitter and Receiver: -20℃ to 60℃ Relative Humidity (Non Condensing): Transmitter and Receiver: Maximum 80% Measurement Height: Transmitter and Receiver: Maximum 2000m Transmitter Battery: 9V Alkaline Battery x 1 (Battery Not Included) Receiver Battery: 1.5V AAA x 6 (Battery Not Included) Package List 1 x Transmitter 1 x Receiver 1 x User Manual 2 x Crocodile Clips (Black, Red) 2 x Test Leads (Black, Red) 2 x Test Probes (Black, Red) 1 x Grounding Rod 1 x Cloth Bag 1 x Rope