Location technologies:GPS, Wi-Fi, BLE, LBS 

Dimension:47.5mm*16.9mm 

Weight:65g 

Backup battery: Rechargeable 3.7V580mAh 

Charging voltage: 5V DC 

Operating Temperature: 

-20℃ to +80℃ for working

-30°℃ to +70°℃ for storage 

Waterproof : IPX8 

MCU : Nordic NRF52832 Sensor : Nordic NRF52832  Motion &Vibration sensors Heart Rate

Connectors:  4 Pin-Magnet for charging 

SIM card slot : Nano SIM card 

Flash memory : 1G DRAM+8G DROM 

Built-in Microphone& SpeakerAntenna : Built-in laser curved antenna Supported Bands 

AU/SA:B1/B3/B5/B7/B28

EU:B1/B3/B7/B8/B20 

North America:B2/B4/B5/B12/B17

GPS chipset: GPS and Glonass 

Support AGPS: Yes 

Receiver frequency :1575.42MHz 

Wi-Fi :802.11b/g/n,2.4G 

OS :Android 8.1 

Bluetooth :BT4.1

Two-way Calling

Support various 4G bands, it will fall back to 3G/2G when there is no 4G 

coverage.Use two-way calling to call your loved ones at any time, they can 

even call you with the touch of a button.

SOS Alarm

It sends SOS alarm in real-time with the complete location details of the 

device if a person in danger presses the SOS button.

Fall Down Alarm

Detection and alarm in case of a fall or collision

Geo Fence Alert

Set multiple Geo fences and receive alerts as a device enters or leaves a 

particular area.

Tilt Alarm

When alarm tilts from (vertical) 0°to a certain angle, during a period of time.

No Motion Alarm

When mo motion for a period of time.

Motion Alarm

When motion for several seconds after a set period of no motion, normally 

for asset tracking

Beacon

Beacon can be set as a power-saving positioning way

Low Battery Alarm

When battery is low. Suggested to be set as 15% or 20%

Over-speed Alert

Voice alert and SMS messages is generated when moving too fast.

Power on/off Alert

SMS message is sent when power on/off.

Alarm Clock

Voice Prompts to remind, for example, to take medicine.

Find Me

Voice Prompts is made to find the alarm.

Home Wi-Fi

Home Wi-Fi can be set as a power-saving positioning way

Heart Rating

Current heart rate is provided by sensors.

Weather

To update the weather everyday according to acquired location.

Step Counting

To count step everyday