Digital chess clock Tomaz Sport PQ9907S — professional timing device (model TS-PQ9907S)

Tomaz Sport PQ9907S is a professional digital chess clock designed for tournament and club play. The compact, portable device features dual displays and a simple four-button interface for easy programming and operation. It supports adjustable time controls including positive time, preset countdown up to 10 hours, increment (bonus) and delay up to 59 seconds, and allows changing time during a game. The clock saves the last setting and can sound an alarm when a match ends. Powered by a single AA battery and housed in ABS plastic, the model TS-PQ9907S is suitable for over-the-board use and provides reliable timing for referees, coaches and players.

Advantages

The PQ9907S offers straightforward programming with only four buttons, a compact wine-red ABS housing for easy transport and storage, and dual-player timing with independent or identical settings. It supports both increment and delay modes, allows time adjustment mid-game, saves the previous configuration, and can emit an end-of-match alarm. The clock is lightweight and runs on one AA battery.

Suitable for

• Over-the-board chess tournaments and club matches
• Chinese chess (Xiangqi) and Go
• Arbiter and coach timing during training sessions
• Casual timed games at home or on the go

Key specifications

• Brand: Tomaz Sport
• Model: TS-PQ9907S (PQ9907S)
• Category: Chess clock
• Material: ABS
• Color: Wine red
• Power supply: 1 × AA battery
• Product size: 14 × 9.4 × 4 cm
• Product weight: 135 g
• Maximum preset time: 10 hours
• Increment/delay: up to 59 seconds

How to use

Install one AA battery in the compartment, set the desired time control using the four-button interface, and choose identical or different times for each player. Select preset countdown or positive time modes, and set increment (bonus) or delay values up to 59 seconds if required. Start the clock at the beginning of the match; press the player button to switch turns. Time can be adjusted during the game and an alarm option can be enabled to notify when the match ends. The device will retain the last used settings after power-off.

Usage recommendations

For reliable operation, use a fresh AA battery and store the clock in a dry place. Check settings before each game and test the alarm and time-change functions during a practice round to ensure familiarity with the PQ9907S controls.