Digital countdown timer

Versatile portable digital chess clock for professional use
BASIC functions: Refers to the timing mode based on the current time
DELAY: Refers to the current delay mode at this moment BONUS: Refers to the second mode, which is currently increasing BYO-YOMI: Refers to the Go timer mode
Details:
Main colour: black Main material: ABS
Display dimensions: 125 mm * 24 mm
Power source: 2 * AA batteries (not included) Product dimensions: 140 * 85 * 54 mm
Product weight: 152 g 
Box dimensions: 145 * 95 * 50 mm
Box weight: 170 g