Featuresr 091inch oled screen 12832pixel bigger displayr new chipset and higher performance safety and stabler can see 32 words you can see your sms without check your phoner two control mode gesture control touch screen easy to user blutooth v40 working range up to 10 metersr life waterproof ip65 and dustproof swim or shower is not suggestedr 75mah lithium ion battery capacityr supports for android or ios system easy to operater support call id display sleep monitor