Quality sports supply: you will receive 2 pieces of blue color digital stopwatch with lanyard, a simple and practical chronograph, ideal for outdoor sports matches or your daily training Stable material selection: our referee stopwatch is mainly made of ABC material, strong and sturdy, waterproof and shockproof; It has high precision, low power consumption and light weight, very easy to operate, suitable for children's competitions or other various exercises Readable display screen: our interval timer can measure up to 10 hours and laser calibration accuracy is less than 1\/100 of a second; Meanwhile, the numbers are clear on the large screen, allowing you to easily check the time and save the data Multiple features: our workout timer has many recording functions, can show calendar and clock, such as hour, minute, second, week, month or day, 12\/24 hour selectable, meeting your different needs in daily life Hand-held sports watch: this type of alarm stopwatch is ergonomically designed for your hands, and you will feel comfortable and flexible when pressing the button, moreover, the lanyard attached to the stopwatch allows you to hang it around your neck, simple transport in events Product size: approx. 7.5 x 6.5 x 2.0 cm. Product material: ABC+ electronic components Color blue Delivery quantity: 3 rooms