Here is a pet feeder with a timer that lets you set up 2 meals within 48 hours for your pet. The Petzilla Automatic Pet Feeder can hold dry and wet food in addition to water. Just freeze 2 ice packs and put them under the food tray to keep the food fresh. The detachable bowls can be cleaned easily.
You are going to need 2 AA batteries to get feeder to work. Costs under $40 at this time.