Activity Monitors features: ID115 Plus activity wristband with color Display-purple Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. An activity bracelet is the perfect accessory for many activities, whether it's intense training or lighter jogging. When you use this band during your workouts, you can easily see how fast your heart beats, how high your blood pressure is and how many steps you have taken. The bracelet is also an aid outside of the workouts, as it can analyze your sleep rhythm and also remind you to move more if you would be sedentary for too long. The bracelet is paired with Bluetooth to your Android or iOS mobile and Shows you who's calling or TEXTING without having to stop to watch your phone You can also add your personal fitness goals through your phone. -Shows your heart rate, blood pressure and counts your steps -estimates the number of kilometres you have entered from the step counter -Monitors your sleep rhythm to get the most out of your sleep -sends reminders of moving at too much sedentary -Estimated calories burned -pair and sync with Bluetooth to both Android and iOS mobiles -see who's calling or TEXTING on your wrist band's LED screen, without having to watch your phone -Allows you to set your fitness goals to work against The screen on the wristband is in full color To charge the wristband, remove the strap and plug the device into a USB port. Specifications: Bluetooth: V 4.0 Battery: 50mAh lithium battery Charging time: 1 hour Water resistance: IPX7 Operating temperature:-10 to 45 °c Storage Temperature:-20 to 60 °c Mobile support: iOS 8.0 and Android 5.0 or higher Colour: Purple Pack contains: 1x ID115 Plus Activity Wristband 1x Manual