PROGRAMMABLE TIMER WITH SECONDS INCREMENT This 7 day digital programmable timer is ideal for use in any 12V DC appliance which requires automation. It can be configured to switch at up to 80 different times during a 24 hour period which equals to 560 events during a week!The timer has three modes of operation. In the auto mode, the timer automatically switches at the pre-programmed times. In the on mode, the switch is always on regardless of the timer program setting. In the off mode, the timer will not switch regardless of the program settings. The mode of operation can only be changed when power is applied to the switch.In the event of a power failure, the switch retains its program data via a backup battery.- Voltage: 12V DC- Max Total Load: 25A Resistive- Standby consumption: <0.02A- Dimensions: 126mm x 88mm x 51mm- Timing Control Range: from 1s to 23h 59m 59s- 80 independent events (ON-OFF) per day (560/Week)- Accuracy: <30s per year with automatic error adjustment)- Operating temperature: +10 ~+50 C- Relative Humidity: 95%- Wall mounting- Battery backup- Manual override eliminates the need for an additional helm switch.- A 25A fuse is strongly recommended for each installation as it will assure a long life for the timer as it will avoid overload of the system.We ship worldwide. - Hablamos Español. - Nous parlons Français.