1866 Features: -Solar powered with programming steps in 10 languages - moisture sensor compatible.-Available with or without solar panel.-Large, easy to use buttons covered in soft plastic components.-Battery indicator lets know when battery is low.-Always drain unit before first frost and store where it is protected from frost.-Interface prepared for future connection to PC/Home automation systems.-3 lbs. Specifications: -6 Watering programs - detachable control unit. Dimensions: -Overall Dimensions: 6.5" H x 4" W x 9.5" D.