STURDY PLASTIC BUILD: Made from durable plastic that withstands frequent use and provides reliable timing during intense chess matches. MULTIMODE FUNCTIONALITY: Includes BASIC, DELAY, BONUS, and BYO YOMI timing modes to accommodate different gameplay needs and preferences. LARGE SCREEN WITH USERFRIENDLY BUTTONS: Clear display easy to read at a glance; oversized buttons enable quick access and efficient operation during play. EFFICIENT BATTERY USAGE: Energysaving feature helps extend battery life; requires 2 x AAA batteries (not included) for operation. Use scenarios Use during tournament or club play: The durable build handles long sessions, the multimode timing supports different time controls, and the large screen ensures you can read the clock quickly under pressure. Use in coaching or classroom settings: Different modes facilitate teaching various pacing and timemanagement concepts, while the readable display and easy controls allow students to focus on the game. Use for home practice or travel: Lightweight plastic design and energysaving operation make it convenient for onthego games, with batteries (2 x AAA, not included) ready for use.