Enhance your cable testing and troubleshooting tasks with the advanced ET616 Multifunctional Cable Tester, designed to deliver accurate and efficient measurements for a variety of metal network cables. Crafted from durable ABS material, this versatile tool supports cable tracing, length measurement, PoE testing, and more, making it an essential device for professionals working with telephone systems, computer networks, BNC cables, and other metal wiring setups. Key Features: · **Comprehensive Cable Tracing Function:** Quickly and accurately locate target cables among numerous lines using analogue tracing and digital tracing with adjustable sensitivity, ideal for telephone lines, network cables, and BNC connections. · **Precise Cable Length Measurement:** Measures cable lengths up to 400 meters for metal cables with at least two cores, providing clear insights for network troubleshooting and layout planning. · **PoE Voltage and Polarity Testing:** Efficiently checks Power over Ethernet (PoE) voltage and polarity on network switches, ensuring proper power delivery and connection integrity. · **Multifunctional Cable Tester:** Combines analogue tracing, cable mapping, switch tracing with flashing indicators, NCV (Non-Contact Voltage) detection, and digital tracing into one compact and user-friendly device. · **Large LCD Display with Built-in Flashlight:** Features a clear LCD screen on the sender unit for easy reading of results, complemented by an integrated flashlight to assist testing in low-light environments. · **Battery Powered for Portability:** The host unit includes a built-in 1250mAh rechargeable battery (included), while the receiver operates on a 9V battery (not included), allowing flexible and convenient field usage. · **Compact and Durable Design:** Made with high-quality ABS material, the tester is lightweight and durable, with package dimensions of 14 x 7.5 x 3 cm (5.51 x 2.95 x 1.18 inches), making it easy to carry and store. Specifications: · Material: ABS · Model: ET616 · Analogue Tracing: Yes · Switch Tracing with PoE Detection: Yes · Cable Mapping: Yes · Switch Indicators Flashing: Yes · Digital Tracing Sensitivity: Adjustable · PoE Voltage Measuring: Voltage polarity detection · Analogue Bargraph: Yes · NCV Detection: Yes · Network Cable Length Measurement: Up to 400 meters · Power:  - Host: Built-in rechargeable battery, 1250mAh (included)  - Receiver: 1 x 9V battery (not included) · Package Size: 14 x 7.5 x 3 cm / 5.51 x 2.95 x 1.18 inches Package Includes: · 1 x Cable Tester Sender Unit (ET616) · 1 x Cable Tester Receiver Unit (ET616) The ET616 Cable Tester is a powerful and multifunctional solution for cable installation and maintenance professionals, offering comprehensive diagnostics with reliable accuracy. Its user-friendly interface and robust build make it the perfect tool to troubleshoot, verify, and maintain network and communication cables effortlessly.