SIMPLE AND FLEXIBLE PROGRAMMING: CROSOFMI Sprinkler for yard allows a wider range of run time and interval. The watering duration ranges from 1s to 99min, and irrigation interval from 1h to 15 days. This makes your watering schedule fully customizable. This water timer can be used with drip irrigation systems, sprinkler controllers, pool filling, and mist systems. Hose Tap Connection: 3/4 Internal Thread. Water Outlet: 3/4 Internal Thread.ALL-IN-ONE LARGE SCREEN & OVER 6 MONTHS WORKING TIME: 3 extra-large HD screens make everything clear at a glance. The screen will go to sleep automatically if the timer is not operated after 30s to save power. The powerful chip will detect low battery and shut off the timer before the battery is completely drained. Only 2x1.5 V AA Alkaline batteries must be used (Not Included).INTELLIGENT POWER & MULTIFUNCTION: Displays remaining battery power so you know how much power is left. Manual mode allows instant watering without interrupting the programmed schedule. Rain Delay mode pauses the program for a set interval to avoid overwatering during rainy days and save water. Child Lock mode prevents accidental changes from kids or pets. Accurate timing display in manual mode.WATERPROOF & DURABLE: IP65 waterproof rating, tested with 10kg water pressure with new pneumatic sealed components to help prevent leaks. The top connector is made of reinforced nylon fiber material, making it more impact-resistant and wear-resistant than standard plastic. Waterproof battery case with internal rubber ring around the cover protects the batteries inside.SATISFACTION GUARANTEED: CROSOFMI sprinkler timer is designed with quality and reliability in mind. If you have any questions, please contact customer service for assistance.