Dual-Mode Digital Chess Clock

Compact digital chess timer measuring 140 x 85 x 54 mm (5.5 x 3.3 x 2.1 in) and weighing 152 g (5.4 oz), made from robust ABS plastic. Requires 2 x AA batteries (not included). Offers five distinct timing protocols — BASIC, BONUS, DELAY, BYO-YOMI and COUNT-UP — with automatic fallback to count-up mode once countdown ends. Allows individual time configuration per player up to 9:59:59, real-time time adjustment during active play, and persistent memory that saves all settings before shutdown. Includes move counter functionality supporting up to 999 moves with on-device viewing and editing. Provides independent controls for sound alerts and physical power switching.