Smart Hand Ring H5 Heart Rate Bracelet Waterproof Swimming Ring Call Smart Bracelet

Specifications

System requirements: IOS iphone4S IOS8 and above

Andrews Andrews 4.3 Bluetooth 4.0 and above models

Bluetooth version: BLE4.0

Bluetooth chip: nRF51822

Heart rate sensor: PPG (photoelectric volume pulse wave method)

Acceleration sensor: three-axis accelerationScreen size: OLED 0.91 inch

Screen resolution: 128 * 32 Dots

Battery capacity: 80mAh

Standby time: 240 hours

Use time: 96 hours

Continuous heart rate test: 12-18 hours

Charging mode: clip type charging

Power Requirements: 5V 500mA

Charging time: 0.5 hours or so

Key mode: Touch the button

Language: Chinese and English

Motor: pillar vibration motor

Waterproof rating: IP68

Net weight: 63g

Gross weight: 125g

Packing size: 154 * 88 * 31mm

a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a