UNI-T UT262A is a non-contact phase detector that can detect phase sequence, live wires, power inspections, phase deficiency, breakpoints, and positioning. It works on a wide range of wire diameters. It has a clear display and audible indicators, making it easy to use even in noisy environments. Its auto power-off feature conserves battery life, and its compact size and lightweight design make it easy to carry and use for extended periods.