Reloj inteligente impermeable para hombres Bluetooth relojes de pulsera deportes al aire libre para Android iOS
(Compatible with IOS 8.0, Android 4.4 and above system versions. Bluetooth Support BLE5.1. Waterproof level IP68. Note: Do not use the smart bracelet in sea water, hot water or warm water! 2) Automatic heart rate and blood pressure monitoring.