ESRD-TPM1 Programmable Timer Switch is a high-precision, energy-efficient automation solution with a 10-year power reserve, ideal for astronomical and annual control applications. Featuring 40 programmable settings, automatic summer/winter time switchover, holiday and random modes, this single-channel timer switch ensures reliable operation across a wide 24-264V AC/DC voltage range. Designed for ease of use with a backlit LCD display, multi-language support, and automatic weekday transfer, it's perfect for smart energy management in industrial, commercial, and renewable energy systems.More