This set of items is 1- Orbit 2 Outlet Digital Watering Timer (Orbit part # 58910) and 1- Orbit 3-in1 Drip Faucet Adapter (Orbit part # 67739) and together they create a fully programmable drip watering zone. The timer will turn your hose faucet into a programmed sprinkler system in minutes. Just set the timer and go! It has a large digital display, large dial, and simple controls, all that make programming fast and easy. The 3-in-1 Hose Faucet Adapter brings simplicity to Drip Irrigation. The 3-in-1 Adapter contains a pressure regulator, faucet to tubing adapter and a filter, all in a small compact product. You hook the drip adapter to the timer and then simply insert your drip tubing into the adapter for a fast and easy drip zone.