Model Name: G45 4G GPS Watch

Bluetooth Version: BLE5.0 optional

Waterproof: IP67

Screen Size: 1.0 inch TFT 128*64 resolution

Watch OS: RTOS Thread X

APP OX: Android 4.4/iOS 7.0 and above system

App plateform: Web or moble App

Chipset: Unisoc UIS8910 CAT1 LTE Cortex A5 500Mhz

WiFi: Yes but only for scan wifi hotdot

GPS: GPS only; BDS only, GPS+BDS;GPS+GLONASS

GPS/GSM Antenna: LDS

Frequency Band: GSM 850/900/1800/1900mHz

LTE B1 B3 B7 B8 B38 B39 40 B41

SIM Card: Nano, compatible with e-sim

Charge: Magnetic 2 pin

Battery: 680mAh 4.35V Lithium pollymer battery

Function: Date, Step,Heart rate, Blood pressure, SpO2, Body temprature,GPS position, Two-way call, SOS alarm, Geo-fence, Low battery alarm, OTA