Material: ABSColorWhiteBlackSize: 76.5*40.5*11mmPower mode: key battery CR2032Scope of delivery: 1 * pedometer1. SIMPLE AND EASY TO USE - 3D pedometer for steps only. It is ready to use immediately. The simple function and design make it easy to use for men, women, children and the elderly who want to track their steps and stay motivated to reach their fitness goal. It's the simplest pedometer if you don't want complicated settings.2. FOLLOW YOUR DAILY STEPS - Created with simplicity but effectively counts your steps so you can still see your progress as you move, which will give you more motivation to reach your fitness goal. No more complicated programs, just press the button on the back for now.3. EASY TO SET UP AND USE - Are you looking for an easy step counter to set up? The 3DTriSport pedometer is the perfect oneJust follow the user manual or watch the helpful setup and operation videos that will walk you through the manual. No bluetooth, download or smartphone connections required. Perfect for all ages (adults, seniors and children).4. STEPS / CALORIES TRACK - Track steps and calories. If no motion is detected for 3 minutes, it will automatically switch to mode and work when you move again.5.7 DAY SAVE FUNCTION - Up to 7 days of activities are automatically saved so you can stay motivated and track progress. Automatically resets at midnight, making it easy to keep track of your daily pace, distance and activity.