Easy-to-use automatic feeder with a dial, designed to maintain freshness with a 350ml capacity. - Model Name: Kari-Kari Machine mini - Size: W914 x H76 x D230mm - Materials: ABS resin, stainless steel - Power: 1 AA battery - Function: Dial-type automatic feeder - Capacity: 350ml - Features: Easy to wash, maintains freshness Thank you for viewing. I am selling this because I no longer use it. Only the main unit and the silver tray have been used; the ice pack in the bag is unused. Please purchase only if you understand that this is a used item.