Playing table tennis on your own can be challenging. You may not always have a human partner to play the game, but you could always play against table tennis robot. The Paddle Palace Table Tennis Robot has 2 heads and 4 wheels. It lets you set spins and landing spots to get a good practice.

The robot can try short and long balls, strong and weak balls, and high/low ones. You get a remote control box on your side to interact with it. The robot also comes with a ball recycling and net collection system. More information is available here.