Features: This automatic plant watering structure features a constructed in dampness transducer that detects soil dampness levels and activates watering. Constructed from a permanent blend of wood and polystyrene, this product is both strong and green, making it excellent. Developed for quick and tool complimentary assembly, this model is excellent for classroom tasks and parent child exchanges. As a physics teaching tool, it graphically showcases automation ethics and dampness detecting technology, helping learners understand real life applications of science and technology. Twelve hundred both office plant care and school laboratory tests, this structure proposals a extended plant maintenance answer. Specifications: Product namemail: Automatic flower watering structure Substancemail: Wood + Polystyrene Selling Propertiesecond: A finish set with all necessary factors for easy assembly and removal. Practicality: The dampness detecting automatic flower watering structure model assists learners understand physics ethics and environmental science knowledge by simulating genuine automatic irrigation process, and is suitable for physics teaching and science and technology small production courses. Package Includes: 1 set of humidity sensing automatic flower watering device (split parts) note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.