1. Versatile Functionality: The timer offers functions including basic time control, increment time control (adding seconds per move), delay time control (starting basic time after a delay), countdown time control (with set number of cycles and time per countdown), and regular timing (recording playing time). 2. Additional Features: The digital chess timer includes features such as switching to regular timing after countdown, player selection for the starting move, move tracking, step count setting, adjustable sound (audible or silent), power-off function, and memory function. 3. User-Friendly Design: The portable digital chess clock features a simple and logical design for ease of use. The straightforward interface and clear display suit users of all levels. 4. Compatibility: This compact chess clock is suitable for Go, Chinese Chess, and International Chess. It can be used for competitions, training sessions, and recreational purposes. 5. Tournament Timekeeper: This multi-functional chess clock provides precise timing for competitive events and supports standard competition requirements. Power Supply Method: One AA carbon battery. Note: Batteries are not included. Color: Dark Blue Material: Plastic Package Contents: 1 x Chess Clock Note: Color variations may occur due to light reflection and display settings. Measurement allowed error is +/- 1-3cm.