UM90 Call Smart watch

Material: Tempered glass + zinc alloy + leather strap
Charging style: Direct charging by DC 5V charger(Magnet wire charging)
Battery: Built-in DC 3.7V 230mAh Lithium Battery
Usage time: Used for 1-2 days as charged fully by 2 hours.
Waterproof :IP67
Certification: FCC/ROHS/CE
Features :Make/receive calls, Blood pressure, Blood oxygen, Heart rate, Pedometer, Information reminder, Call reminder, 24 sports modes......

Color :Black,Silver