Description:  This 24 hours timer switch has time setting function, support adjust the present time, support shift the setting of hour and minute. LCD display with backlight, you can see the time clearly at a glance. 15mins interval, 1 hour is divided into 4 segments . 3 working status design, on the clock status, Press OK button to shift the working status between ON, AUTO, and OFF. Support on/off daylight saving time. You can have a try.    Features:  Time Setting: support adjust the present time, support shift the setting of hour and minute.  LCD display with backlight, you can see the time clearly at a glance.  15mins Interval: 1 hour is divided into 4 segments, the first segment in the counterclockwise direction represents 0:00-0:14, the second segment is 0:15-0:29, the third segment is 0:30-0:44 , and the fourth segment is 0:45-0:59.  3 working status: The timer has 3 working status, on the clock status, Press OK button to shift the working status between ON, AUTO, and OFF.  The timer only can work automatically when the timer is on AUTO status.  Daylight Saving Time: Press MANU and -can set Daylight Saving Time, the LCD will show+1h, you can cancel the Daylight Saving Time after press the two buttons again.    Specifications:  Material: plastics;  Power supplies: AC200-250V, 50/60Hz;  Rated ampere: 16A, 30A (optional);  Battery: 1 * CR2032 battery, 3V, 240mAh (included);  Inductive: 8/20AMP;  Power consumption: <5VA;  Timing ranges: 15mins;  Black-out: 90 days;  Programs: 96 ON/OFF per day;  Average error: <t2 sec/day;  Installation: DIN RAIL;  Switch ON/OFF times: 96 TIMES;  Temperature ranges: -10℃ to 50℃;  Humidity: <95%;  Item size: 86 x 65 x 36mm / 3.39 x 2.56 x 1.42in;  Package size: 90 x 70 x 40mm / 3.54 x 2.76 x 1.57in;  Package weight: 150g / 5.29ounce;    Package included:   1 x Electronic Time Clock