Waterproof Multi-function Step Pedometer Large LCD Display Pedometer Walking Calorie Distance Counter (Black) Plastic Material:Plastic, Big screen,Small and light,Easy to carry Size:5*5*2.5 cm, 3 counting modes: Step, Distance, Calories Fashion,Necessary for walking and taking exercises to keep you healthier. Clock function: Displaying the hour, minute and the second. 12/24 Hours mode changeable. Sleep function: Sleep mode will be triggered in 3 minutes without step counting or no pressing on the key buttons