BOZLUN B58 Smart Watch Bluetooth Phone Call Smartwatch Waterproof Heart Rate Monitoring

 Brand: BOZLUN

Screen size: 1.952 inches_ AMOLED

Resolution: 410*502

System requirements: android 4.4 iOS10.0

Bluetooth version: 3.0/5.2

Main control chip: REALTEK8763E

Gsensor: STMicroelectronics_3-axis pedometer sensor LIS2DOCTR

Heart rate: VC30F-S

Battery capacity: 340mAh high capacity and high pressure

Memory: RAM_578KB+ROM_128Mb

Standby time: about 45 days

Battery life: about 5_7 days

Charging method: magnetic charger

Motor: built-in vibration reminder

Waterproof level: IP67

Material: plastic + spray oil

Watch size: 53.2*37.45*10.7mm

Strap width/material: 22mm/liquid silicone strap