T20 multifunctional activity bracelet with colour display-red The product is shipped based on the color or size of the main image of the product page. Let technology take care of your thinking so you can focus your senses on your workout. With the T20 connected to your phone, you get a stream of information that you can quickly and easily see on the wrist's sharp colour display - directly on your wrist. It's easy to exercise too hard without noticing it and T20 measures your heartbeat and pressure to prevent overexertion. The bracelet also keeps track of how many steps you have taken and with this information calculates how far you have travelled on foot. T20 shows your calorie consumption and analyzes your sleep rhythm so you can get more out of your sleep. also set your own al , be reminded to drink water or move, and watch when you receive notifications. - Smooth accessory that optimizes training - Bluetooth is connected via tooth to your phone - color display&lt - Be reminded to drink water and not to become sedentary for too long - Set al and see when you receive notifications - Vibrates at incoming call - proof from splash and rain Charging by removing the bracelet and plugging into a USB port s: Compatibility: iOS 8.0 + / Android 4.4 + Bluetooth Version: 4.0 capacity: mAh Li- mer Memory Size: 51 b + 64kb proofs: IP67 Resolution: 80 * 160 Display Size: 0.96" Display Type: TFT Bracelet Fling: 23 cm