Zapestnica T5 Fiess IP65 vodoodporna za moške in ženske, športna LED aktivnost, sledilnik spanja, pametna ura, zapestnica, merilnik časa

T5 Smart Wristband Fiess Bracelet IP65 Waterproof Men Women Sport Led Activity Sleep Tracker Smart Watch Bracelet Passometer Product parameters: Material: Food-grade environmentally friendly silicone Display screen: LED display screen Charge mode: USB Supply voltage: DC=5V Battery capacity: 50mAh Pedometer: G-sensor Step calculation precision: +-5% Number of step displayed: 39999 steps Weight: 18G Overall dimensions: 215(L)*17(W)*8(H)mm Operation atmospheric pressure:860hPa-1060hPa Product brief introduction: 1.High sensitivity 3D acceleration sensor (seize the small movement, step calculation more accurate) 2.Free transform for the step calculation (humanization design, one-time step calculation, as well as 24 hours step calculation,shift as you ) 3.Time/date (manual setting for the time/height/weight) 4.calorie,distance (can check the motion informaiton in the bracelet) 5.Motion data memory (Bracelet keeps the motion data for 24 hours,eliminate automatically by zero hour, intelligent and worry-saving) 6.Silent alarm clock (can operate the setting on the bracelet, no complicated handle on the App) 7.Timekeeping function (Use the bracelet to do the timekeeping, the motion/distance/time can be clearly seen) 8.Bracelet is with the USB interface (Can be used once charged, very convenient) 9.Li-polymer charging battery (Li-polymer lithium battery is safer, longer life span)