Product Name: FUYI FY8178 Model: FY8178 Specifications: Line Finder Mode: Digital/Analogue Sensitivity Adjustment: Transmitter: Level 1-5 Receiver: Knob adjustment Wire Continuity Test: Yes Digital Line Finding Distance: About 1000m Digital Test Depth: 0-2m Analogue Line Finding Distance: About 3000m Analogue Test Depth: 0-2m Power Supply: Transmitter: 3.7V/1000mAh Li-ion battery (USB-TYPE-C) Receiver: 3.7V/1000mAh Li-ion battery (USB-TYPE-C) Scope of Use: Buried line, inner wall line, dark line, trunking line, etc. Features: Versatile Wire Finding: Detects underground metal cables, as well as RJ11, RJ45, and BNC interface cables through adapters. Non-invasive Line Location: Identifies cable lines without needing to peel the outer skin, simplifying the process and quickly locating line breaks. Continuity Testing: Conducts tests to ensure wire integrity and pass-through functionality. User-Friendly Sensitivity Adjustment: Easily adjustable sensitivity levels on both the transmitter and receiver for accurate testing. Illuminated Receiver: Equipped with a lamp function for enhanced visibility in dark environments. Package Includes: 1 x Transmitter 1 x Receiver 1 x USB-TYPE-C Charging Cable 1 x User Manual Note: Please be aware of manual measurement errors of 1-2cm. Monitor differences may cause color variations in the product.