P1 Bluetooth Smartband Blood Pressure Monitor Heart Rate Monitor Wristband Waterproof IP67 Smart Bracelet Wearable 0.86" OLED 2

Specification:
100 brand new and high quality
Chip:Nordic N51822
Bluetooth Version:4.0
Sensor:3D Acceleration Sensor
Photoelectric Sensor:Everlight
Display:0.86 OLED
Battery Capacity:90mah
Machine Material:PC
Belt Material:Silicone
Waterproof Level:IP67
Normal Use:3-5days
System Requirement:Android 4.3 And Above, IOS8.0 And Above
Color:Blue, Black, Orange, Gray, Red, Green