The Brannan bench top timers are easy to use and are particularly suited for use in schools. They have colour coded buttons and a clear LCD display housed in a robust ABS casing. The timers are highly accurate have count up with lap and split timing features. Timing period up to 9 hours 59 minutes and 59 seconds. Supplied complete with fully operating instructions and batteries. Dimensions: 100 x 90 x 70.5mm. LCD Dimensions 63.7 x 19.7mm.