Compact body with lanyard hole allows carrying for referees The replaceable battery ensures you not miss important timing moments on the go Large digital screen and button layout enable easy operate for all ages Stores 2 timing records and switches between 12 / 24 hour format High accuracy stopwatch chip ensures timing error within 0.01 Seconds, ideal for lab research and sports training Features 1 / 100 second precisions with calendar, stopwatch, and weekday display for professional time management Low power consumption provides up to 1 year of continuous use per battery Eliminates frequent battery changes while maintaining for long term users Make of impacts resistant ABS, this stopwatch outperforms metal alternatives with rust proof durability Perfect for outdoor activities and school environments with 3 color option, Manufacturer: CAZSTYK