Automatic Aquarium Fish Feeder Digital Dispenser 4 Timer - Feed fish 1-4 times each day. Feeding time set free. - Can adjust feeder to drop a specific amount of food. - Can be set to feed fish from 1 up 99 days. - Can be operated automatically or manually. - Works with dry or loose flakes or pellets. - Has a built in digital clock for accuracy. - Low bettery indicator on LCD in addition to a flashing Red LED on control panel. - Feeder can use tank air pump to help keep food dry in wet climates. - You can DIY converted into a 1L fish food.(The following picture would shows to you.) - Feeder has a patented door to keep moisture from contaminating food chamber and prevents clogging. - When the set number of feeding days has ended a patented audible alarm will sound to warn the owner. - Ideal for various sizes of aquarium with two options of placing the food feeder on acquarium: free standing or rim-mounted. - Accurate volume. Each feeding will be based on setting a good weight, and can be accurate to 0.2g. Fish feeding amount from 0.2 g to 5 g once. - Can help your fish eat at regular time, will not worry about its meal when you at work from now on. Material: ABS Color: Black Quantity: 1 Pcs Volume: 215ml(about 80g) Size:100x150x70mm/3.94x5.91x2.76inch Package Include: 1 x Automatic Aquarium Fish Feeder