T55 Plus Smart Watch is perfect . This smartwatch has all the next level features one could look for with long battery life and most importantly t55 plus comes with Singal strap. GPU: MTK2503AVE Display: 1.7 " full display (full touch screen) Resolution: 44mm 1.7 inch 240 x 240 Operation Mode: Touch-Screen Screen Positioning: support GPS Beidou positioning, data is sent to apk via bluetooth Engine: vibration motor Heart rate sensor: pah8001es Charging method: wireless charging support (built-in coil) Housing: Aluminum Alloy Case Battery: Built-in Lithium Battery Bluetooth Version: 4.0 Operating Voltage: 4.2 v Answer Calls, Messages, Apps & Fitness Notifications 1 Strap included inside the box Manual & Magnetic charger 100% Original Products