The wristband is made of flexible and durable elastomer material similar to that used in many sport watches. The clasp is made of stainless steel .operating temperature -20*c to 45*c.long battery life.if your wrist is wet or sweaty,remove the watch and dry the strap thoroughly before wearing it.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 Single 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 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