YS 3 Rows Display Luminous Stopwatch Timer Training Referee Stopwatch, Style: YS-1030 30 Memories SATLINK 100base-tx

100base-tx

automatically shut down after 10 minutes without operation

2) Superior isolation from camera system

CPU: JL5601

YS 3 Rows Display Luminous Stopwatch Timer Training Referee Stopwatch, Style: YS-1030 30 Memories SATLINK 100base-tx1. The keys are sensitive and not stuck, easy to operate, ABS material, wear resistant and durable 2. 3 rows of display, high definition large screen, with luminous, easy to use when the light is dark 3. Life waterproof, anti seismic design 4. Convenient battery cover, easy to open to replace the battery 5. Function: stopwatch, clock, date, alarm clock, metronome, can be turned off, can be mute 6. Power supply: contains a CR2032 button battery 7.