Usage Tips:Intelligent water irrigation controller makes irrigation easier, more convenient and more efficient. Battery operated design and digital display screen make it easy to use. It's suitable for plant watering, agriculture irrigation, greenhouse humidification, dust removal, cooling the courtyard and more! Features: Automatic watering timer can save water and time, which is eco-friendly and efficient. It can be widely used in gardens, balconies, courtyards, lawns, greenhouses, etc. Digital display for easy reading, clear at a glance. 2 AA alkaline batteries (not included) powered, use 2 or 3 fingers to open the battery slot. Selected ABS plastic, with and great durability. Weatherability, fits for both indoor and outdoor use. In freezing conditions, please bring it indoors to prevent damage. Programmed irrigation controller: set clock (hours and minutes), watering time, watering frequency and start time. It also supports rain delay function (manual operation) to save water-- irrigation will not be performed within the set time. Automatic watering or manual watering for choosing, freely for you to switch according to practical needs. Note: 1. Please read the user manual carefully before use. 2. Size and color may be slightly different because of manual measurement and different light conditions. Thanks for understanding. Specifications: Thread: G3/4 for US; G1/2 for EU, also for UK (Optional) Color: Grey & Dark Green Material: ABS Screen: Digital Display Power Supply: 2 * 1.5V AA Alkaline Battery (NOT included) Item Size: 150 * 128 * 60mm / 5.91 * 5.04 * 2.36in Item Weight (without battery): 386g / 13.62oz Package Size: 13 * 13 * 7cm / 5.12 * 5.12 * 2.76in Package Weight: 447g / 15.78oz Package List: 1 * Irrigation Timer 1 * User Manual (English)