Count_on's digital timer switch adds convenience to your life and helps you to save energy. Plug in your appliance into the timer switch, set the program and just sit back and relax. Automate & enjoy Our timer switch can be programmed to turn on/off at multiple [specified] times in a day or a week. Water your garden in the mornings and evenings without having to remember to turn on/off your pump manually ever again. Multiple devices Our timer switch can be used for aquariums, electric cookers, glow sign boards, wet grinders, water coolers, hydroponics and more. Countdown function Instead of selecting specific time slots, say 6 am to 7.30 am, you can use this function to select specific time lengths you wish e.G. 30 mins, 1hr 15 mins, 2hrs and more. Very useful for charging mobiles, tablets & laptops as it also extends their life by avoiding overcharging of their batteries. 20 on/off programs per day and 7 days a week and the minimum time setting is 1 min. 15 pre-set combinations # 1. Mo #2. Tu #3. We #4. Th #5. Fr #6. Sa #7. Su # 8. Mo, tu, we, th, fr, sa, su # 9. Mo, tu, we, th, fr, sa #10. Mo, tu, we, th, fr #11. Sa, su #12. Mo, tu, we #13. Th, fr, sa #14. Mo, we, fr #15. Tu, th, sa Built-in battery backup Our long-lasting backup battery with a standby of 120 days saves your settings even in the event of a power outage. Manual override This function helps you to conveniently turn the timer on and off manually before or after the programmed time. Random security mode Make your home look ?lived in? even when you?re away. Our timer will randomly postpone your lights' on and off events by 5-30 minutes.