x-wlang 3-in-1 Golden Alerts timer 1014with vibration,beep and flash.(kitchen timer,medical timer,therapeutic timer) Ideal for visually or hearing impaired as well as noisy environments Choice of vibrating, audible & flashing alerts(beep,vibration and flash timer) Timer mounts with spring clip, stand, or magnet( kitchen timer,beep timer) Counts hours + minutes or minutes + seconds,Switchable 20 hour/20 minute resolution plus automatic memory Idea for physical therapist and nurse ,2pcsAAA batteries (Included)