Melnor RainCloud Black Programmable 4-Zone Battery-Powered Wi-Fi Sprinkler TimerRaincloud allows you to connect up to 4 garden hoses (expandable to 8 with the addition of a second Faucet Valve Unit) and connect to your watering device. No more trying to program your watering timer on a small, hard to read LCD screen like used on traditional watering timers; instead, setup and scheduling are easy and all done on your smartphone or tablet using the free Raincloud App or even using your computer on the Raincloud website. UPC: