Applications: Suitable for applications where function and time requirements are known. Time switch, can be used for pump decay time after switching heating off, switching of fans. Function Features: GRT8-B Delay off Function. Supports wide range voltage: AC230V. Output contact: 1SPDT (1NO1NC) or 2SPDT (2NO2NC). Time scale 0.1 s to 10 s, divided into 10 ranges, time setting by a potentiometer. Ranges: 0.11s, 110s, 660s, 110min, 660min, 110hr, 0.11day, 110day, only ON, only OFF. Relay status indicated by LED. 1 module 18mm, DIN rail mounting. Size: 90 x 18 x 64mm. Material: PC. Color: white. Package Contents: 1 x Time Relay. Only the above package content; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. Measurement may have an error of +/- 13cm.