The UNI-T UT681L Cable Tester is an essential tool for professionals who need to diagnose issues in Ethernet (RJ45) and telephone (RJ11) cables. This portable device simplifies the process of identifying open circuits, shorts, and crossovers, making it a reliable choice for network technicians. It features a straightforward single-key operation and an LED indicator for easy reading of test results. The device is powered by a 9V battery and automatically powers off after 10 minutes of inactivity, preserving battery life. Its compact design and lightweight construction make it an ideal companion for fieldwork.

Specifications & Features:

Cable Types: RJ45 (Ethernet), RJ11 (Telephone)
Operation Modes: Fast and slow testing modes
Power Supply: 9V battery with low battery indication
Weight: 87g (transmitter), receiver: 51g
Product size: Transmitter: 102mm x 62mm x 28mm; receiver: 102mm x 37mm x 28mm
Certifications: CE, UKCA
Operating Temperature: 0~40°C
Dimensions: Compact and portable design