R8 Smart Ring with Charging case Anillo inteligente inteligentny pierścionek

Chipset: Import Nordic NRF52832

PPG Chip: HX3605

Color: Black, White

Materials: Ceramic + Stainless steel

Waterproof: IP68

APP: SmartHealth

Electrostatic standard: Touch ± 6KV, Air ± 10KV

Indicator light: 

Charging - Red light ; 

Full Charged - Green light ;

BT Connect - Green light flashes 3 times ;

Low power - Red light flashes 2 times.

Working time: 5-7days

Standby time: 60days

Power off standby time: 180days

Smart Ring Size:

Size S: External diameter 22mm / Inner diameter 15.4mm

Size M: External diameter 24.5mm / Inner diameter 17.8mm

Size L: External diameter 26.5mm / Inner diameter 19.8mm

Size XL: External diameter 28.5mm / Inner diameter 21.5mm