You will find this boxing interval timer in many authentic boxing gyms. It is basic and easy to use.

Features:
- Customize timer for 123 minute rounds
- Customize rest period
- Still beeps when screen is off
- Vibrates for 30 second warning and end of round
- LED indicator (Green Yellow or Red)

You can let this run as you workout or train in the background. The number of beeps is a great indicator of the time remaining and what interval your currently on.