【Feed Your Fish on Schedule】Hygger Automatic Pond Feeder dispenses food automatically for your outdoor fish on scheduled time when you're on vacation or on business trip, weatherproof and safe from wildlife 【Lasts up to Few Weeks】 With a full load of food, the storage bin is 10 litre capacity which can feed your fish for several weeks, depending on how many fish you have and how big they are. Ideal for 4-10 mm pellets or sticks food, not for flake! 【Designed for Koi Pond】This auto feeder require tools (drill and screwer) to be mounted at the pond's edge (wooden or stone floor). Constructed with metal and ABS plastic, resistant to bad weather, snap lid is easy to refill and safe from wildlife 【Automatic Intelligent Fish Feeder】Automatically timed and quantitative feeding, you can set feeding at any time according to your needs. You can feed up to 4 times a day. The feeding amount can be adjusted in 6 levels each time. The feeding amount range: 15g-38g. Feed diameter 2-9mm can be fed. 【Moisture-Proof Electric Auto Fish Food Feeder】Batteries not included. Need 2 NO2 (TYPE C) batteries to save power, low power consumption. Unavailable rechargeable and expired batteries. The electric feeder adopts moisture-proof design to ensure the freshness of food.