Application: Don't worry if you are often on business trips or need to go camping for a day, this feeding aid is strictly based on your parameters, feed the fish automatically (with flake, pellet or tablet food) when you are not at home. MINI shape: It is made of durable plastic. Safe and practical, MINI shape, saves the most space. Plastics are light, chemically stable, do not rust, have good impact resistance, good transparency and wear resistance, good insulation, low thermal conductivity, good formability, good colorability and low processing cost. Large capacity: With the large capacity charger, you can set the timer (24 hours) by yourself. Simple operation, easy to use and install, manual and automatic control.