The watering timer - The use of intelligent irrigation systems not only conserves water resources, but also improves the efficiency of automated watering and significantly reduces labor costs. - This timer offers simple and easy installation and programming. No tools needed. Simply set the start time, duration and frequency of watering. - The large, easy-to-read LCD screen simplifies programming. - Flowers and plants can be watered automatically at regular intervals, even if no one is at home. Take care of your flowers and plants and improve plant survival rate. Product parameters: - Material: ABS. - Weight: 370 g. - Dimensions: 16.8 x 10.8 x 7.3 cm. - Power supply: 2 AAA batteries (not included). - Adaptation opening: 21 mm and 26.5 mm (1/2" and 3/4") - Applicable water pressure: 0.2 0.6 MPa. Warning: - 1. Due to the limited battery life of the rechargeable battery, the life of the general rechargeable battery is about 2 years. To prevent the battery from being discharged and the water cannot be closed, the battery should be replaced in time. When the battery is low, the low battery indicator on the screen will flash. Replace the battery immediately. - 2. The controller has no memory function and the program can only be carried out after replacing the battery. - 3. Due to impurities in tap water, there is a stainless steel filter, which must be cleaned in time to avoid blockage.