No, the pieces do not have batteries, because they don’t need them. The signal is transmitted wirelessly, similarly to contactless payments via credit cards.

Set weight: Approx. 2.6 kg including pieces. Because each set is made from natural wood, weight and dimensions may vary slightly between sets.

Yes! All the games you play are remembered and you can access them from the application level. You can come back to them, analyze, and generate a PGN any time you want.

You cannot see the LEDs when they are turned OFF, because they are hidden under a thin surface of the wood. For this purpose, we precisely milled the blind holes, which allowed us to maintain an unchanged appearance of a classical wooden chessboard, while ensuring the transmission of LED lights and their visibility also in bright sunlight.