[Multifunction] This is a multifunctional time delay relay. You can set the time delay through the panel button. [10 kinds of delay functions] This multifunctional delay relay has 10 kinds of delay functions, including on-delay, off-delay, cycle delay, etc. [Wide delay setting] Ultra delay setting range from 0.1s to 10 days. [Indicator] The working status of the relay is displayed by the LED indicator. [Lightweight and portable] This multifunctional time delay relay is small in size and can be installed on a 35mm DIN rail.