Material: Plastic color white Size: 7.6*4.5cm Power supply mode: CR2032 key battery Scope of delivery: 1 * Pedometer Easy to use 3D pedometer for steps only. It is ready to use. The simple functions and design make it easy to use, suitable for men, women, children and the elderly who want to track their steps and stay motivated to achieve their fitness goals. If you don't want complicated settings, it's the simplest pedometer. Track your daily step count - create a simple but effective count of your steps so you can still see your progress as you exercise, which motivates you to reach your fitness goals. No more complicated procedures, now just press the button on the back. Easy to Set Up and Use - Looking for a pedometer that's easy to set up? The 3Dt pedometer is a perfect pedometer Just follow the instruction manual or watch the useful setup and operation video that guides you through the manual. No Bluetooth, download or smartphone connection is required. Suitable for all ages (adults, seniors and children). Steps\/Calories Tracking Tracks steps and calories. If no motion is detected within 3 minutes, it will automatically enter sleep mode and work when you move again.