The Woods 50015WD Outdoor 7-Day Heavy Duty Digital Outlet Timer is precise and versatile. It has up to 20 different settings per day, weekday/weekend settings, random settings, and countdown settings. There's also a manual override button. It's specifically made to be used outdoors in all weather conditions so you can use it worry free, rain or shine. With ¾ horsepower, It's perfect for heavy duty appliances such as pumps or heaters, but It's also great for landscape, security, or holiday lighting.