Schackklocka och betänketid

A device with two connected time displays that separately measures each player's available thinking time.

An electronic two-display clock that controls playing time and supports programmable modes such as increment and delay.

A non-electronic chess clock with two linked mechanisms and a physical flag indicating the end of a time period.

An accessible chessclock that speaks the time and, depending on the model, the move count.

Either of the two parts of a chessclock that shows one player's remaining time.

The indicator on each side of a chess clock showing that a player’s allotted time has expired.

A clock device that records how many times each player has pressed their clock control.

To operate the button or lever that stops your time and starts your opponent's time.

Flag-fall is the signal that a player's allotted time on the chess clock has expired.

Timeout means a player failed to complete the required moves before their chess clock reached zero.

A situation in which both clocks show expired time and the order of the two flag-falls cannot be established.

A draw when a player's time expires but the opponent cannot checkmate through any legal sequence of moves.