**Product Description: Compact and Accurate Square Digital Display LED Indicator Light** - **Versatile Voltage Compatibility** Designed to operate within a wide voltage range of 100~380V, this LED indicator light can be seamlessly integrated into a variety of circuits, ensuring broad usability. - **Precise Frequency Measurement** Capable of accurately measuring frequencies from 20~75Hz, this meter guarantees precise readings without errors, providing reliable data for your applications. - **Clear Digital Display** Featuring a digital display, this indicator light offers clear and easy-to-read frequency output, enhancing user convenience and accuracy. - **Compact and Lightweight Design** With its compact size and lightweight construction, this indicator light is easy to carry and install, making it an ideal choice for projects requiring portability and space efficiency. Upgrade your circuit monitoring with our Square Digital Display LED Indicator Light, combining precision, clarity, and portability for optimal performance in diverse applications.