Ametek (National Controls Corporation) TNC-T9140 16-channel commercial kitchen timer

Works great, all buttons and functions work. Timer Alert is sufficiently (but not overly) loud.

Unit is Programmable and simultaneously keeps up with up to 16 different timers. A green LED lights for each timer in use. It turns yellow when close to the end of the time.

This unit has a 120V plug and can either be hung on the wall or placed on a surface.