Professional digital gym timer with lights.
Workout time can be adjusted from 31 seconds to 9 minutes.
Rest time can be adjusted from 30 seconds to 5 minutes.
Includes end-of-round warning whistle.
Advanced lighting system for easy visuals.
Super large 2" digital display. Extra loud round bell.
Ideal for MMA and grappling fight rounds.
Power supply: 110V, USA and Canada plug