A collapsible chess clock including four interconnected generally planar panels that are operable to be erected into opposing player, digital time information centers wherein two of the panels reflect a player time decrement pause capacity upon completion of a player move and an on the clock position of an opposing player and two the panels reflect each player's time remaining to forfeiture of the game.

A wireless programmable digital chess clock having to a housing, a display mounted in the housing and operatively arranged to display time associated with a first player's clock and operatively arranged to display time associated with a second player's clock, a first switch mounted in the housing and operatively arranged to stop the first player's clock and start the second player's clock when activated; a second switch mounted in the housing and operatively arranged to stop the second player's clock and start the first player's clock when activated, a microcontroller operatively arranged to set and control the first and second players' clocks, and, a near field communication module, in communication with microcontroller, and operatively arranged to receive signals from an external transmitting device, where the signals are used to set the time on the first and second players' clocks.

A collapsible chess clock including four interconnected generally planar panels that are operable to be erected into opposing player, digital time information centers wherein two of the panels reflect a player time decrement pause capacity upon completion of a player move and an on the clock position of an opposing player and two the panels reflect each player's time remaining to forfeiture of the game.

A programmable digital chess clock is provided that includes a QR code, other 2D barcode, and/or 1D barcode reader for reading a QR code, other 2D barcode, and/or 1D barcode that encodes instructions for programming and setting the digital chess clock. In some embodiments, the digital chess clock includes a microcontroller operatively arranged to program and set the digital chess clock, wherein the QR code, other 2D barcode, and/or 1D barcode reader is operatively arranged to read the QR code, other 2D barcode, and/or 1D barcode and send a signal to the microcontroller to program and set the digital chess clock.

A programmable digital chess clock is provided that includes a QR code reader (or other 2D and/or 1D barcode reader) for reading a QR code or barcode that encodes instructions for programming and setting the digital chess clock. The digital chess clock includes a microcontroller operatively arranged to program and set the digital chess clock, wherein the QR code reader or other barcode reader is operatively arranged to read the QR code or barcode and send a signal to the microcontroller to program and set the digital chess clock.