This model gives you many hours of use in just a single charge. The model comes equipped with a sleep tracker.
From OnBuy
Reflex Active Smart Watch RA03-2080
Watch Shop
Unisex Reflex Active Bluetooth Smartwatch - Black / Black
Robert Dyas
Reflex Active Series 3 Smart Watch With Colour Screen Crown Navigation And Up To 7 Day Battery Life - Round Polished Rose Gold Case And Stone Design With Black Strap Design