This automatic pet feeder is made of plastic and can be used for small dogs and cats. Product benefits: ensures a punctual feedingtimer guarantees, that bowl will be opened automatically after the set time2 separately timers allow a delayed opening of the bowls within 48 hoursalso suitable for tinned food easy to cleanincluding battery (operating time approx. 1 year)dimensions: 15 x 24 x 7 cm serves 2 meals of 300 mlincluding 2 coolpack - for keeping the food fresh place the coolpack under the bowl