Stopwatches Three Rows 60 Memories Handed Sport Stopwatch with Countdown Alarm Pacer Time Temperature Display This multi-function stopwatch shows the time clearly with the function of time,calendar,alarm and pacer.It is particularly suitable for PE teachers,sports coaches,etc. It is low power consumption,energy-saving and environmentally friendly. Features: Three rows display. 60 memory records with laps or split memory. IPX7 water-resistant. Time,calendar,alarm,countdown and pacer(frequency). Turn on/off,mute key,temperature display,low batter indication. Support 12/24 hours time format. Measurable up to 10 hours,1/100 of a second within the first 30 minutes,after that,in second. Ergonomic design to hold.With a hang rope,convenient to wear on your neck. Suitable for running,swimming,football,basketall,etc. Specifications: Material: ABS Water-resistant: IP X7 Battery: 1* CR2032 cell battery (included) Size: 8.3 * 6.3 * 2.3 cm / 3.3 * 2.5 * 1.0 in Weight: Approx. 68 g / 2.4 oz Package Size: 12 * 12.5 * 3.5 cm / 4.7 * 4.9 * 1.4 in Package Weight: Approx. 99 g / 3.5 oz Package List: 1* Stopwatch (with a hang rope) 1* User Manual (English) Notes: 1. Please allow 1 - 2cm (0.4 - 0.8") differences due to manual measurement,thanks. 2. Please do not press any buttons underwater,and keep it away from steam and hot water.