D3 4G GPS Smartwatch

Waterproof:IP65 waterrproof
Chipset:XM1515+CAT1 BT5.1+4G
Display: 2.0inch screen IPS, 320*385pixel
Body material: Zinc alloy +IML base shell
Strap material: Silicone
Heart rate sensor:HX3301
Compatible: android 5.0+ / ios 10.0+
Networks：B1/3/5/8 B34/38/39/40/41

Function: 4G local call, Bluetooth music,Step counting,Heart rate,Blood oxygen,Blood pressure,Heart rate,Sleep monitoring,Breathing training,Sitting reminder,Information push reminder,Women's health,Voice assistant,Calculator,
Password lock screen,

Battery capacity: 520mAh
Charging method: USB Magnetic wire
Charging time: 3 h
Typical usage battery life: 4G 7days；BT 20 days
Basic usage battery life: 4G 10days；BT 150days
Heary usage battery life: 4G 4-6days；BT 7-10days

APK：FunDoHealth