[Multiple Setting & 5 Modes] Up to 12 ON/OFF schedules for 7-day repeat cycles or a single-day setting to meet your needs; pool pump timer has options for Always ON/ OFF, AUTO ON/OFF, turn it ON ...

So putting such a pump on a simple timer to run while you’re away comes with a certain level of risk: if the pump runs out of water while you’re gone, you might come home to a melted mess.