Advanced timer – 4 programmable channels, a clock, and stopwatch. Counts up & down in 4 channels separately or simultaneously Individual channel sounds Programmable Dual function Memory 100 hours by hr/min/sec Clock Stopwatch Loud & long alarm Stop & restart Counts up after zero Sliding mode switch 3-way mounting: pocket clip, magnet, stand Battery & instructions included Housing Material: Food-safe ABS Battery: One LR44 alkaline button battery included Dimensions: 3.25 W x 2.44 H x 1.18 D in (8.25 W x 6.2 H x 3.0 D cm)