ES825

4G Cat.M1 & NB Personal Tracker

  • Multiple working modes (power consumption from low to high)

One report per day (standby time up to 6 months)

Tracking only when the person is away from home (detect Home-WiFi)

Tracking only when moving is detected

Tracking with long interval with GPS/MCU/LTE in sleep mode at most times

Tracking in real-time

  • LBS positioning

  • WiFi positioning

  • SOS button

  • Low battery alarm

  • Storing messages

  • Waterproof

  • Geofence

  • OTA (Over-the-air)

  • Protocol: HTTP/TCP/UDP/SMS/MQTT


ES825 is a mini waterproof personal GPS tracker with long standby time. It can last 6 months with one report per day mode. It supports intelligent modes such as Home-WiFi mode (no tracking at home), vibration mode (no tracking if the person is not moving around). User can choose propriate mode to balance between standby time and real-time tracking. The person also can also be tracked with LBS and WiFi positioning where GPS signal is not available. Up to 5 phone numbers can be stored for emergency contact.

LTE & GSM Specifications

 Operating Band

Cat.M1 & NB:

LTE-FDD: B1/ B2/ B3/ B4/ B5/ B8/ B12/ B13/ B18/ B19/ B20/ B25/B26/B28

LTE-TDD: B39 (for Cat.M1 only)

GSM:

GSM850/ GSM900/ DCS1800/ PCS1900


General Specifications

Dimensions

40mm*50mm*16mm

Weight

36g

Battery Capacity

680mAh

Supply Voltage

3.4V~4.2V 

Power Consumption

-Active mode:<72mA@4VDC

-Power saving mode:<4mA@4VDC

-Deep sleep mode:< 10μA@4VDC

Operation Temperature

-20 to 65

Storage Temperature

-20 to 65

LTE Module

Quectel BG96   

WiFi Module

Espressif ESP8285

Antenna

Built-in cellular antenna and GPS antenna 

Charging Method

Magnetic charging


GPS Specifications

Sensitivity

Tracking: -157dBm

Position Accuracy  (CEP 50)

 <2.5m (Open Sky)


Interfaces

Button

Power on/off button (long press) and SOS button (short press)

LED Indicators

2 for GPS, cellular and charging status

SIM Card

Nano SIM(4FF)


Feature list

Tracking

Send GPS information to server with configurable report interval

Power saving by report Interval

1.LTE and GPS will be shut down at most times in one report per day mode

2.LTE, GPS and MCU in sleep mode in long report interval (e.g. >3 minutes) mode

3.LTE, GPS and MCU in active mode in short report interval (< 3 minutes) mode

Home WiFi Mode

Turn off GPS if Home WiFi is found (person is at home) to save power consumption

Vibration Mode

Report location information only when moving is detected

LBS Positioning

Report Cell ID info when GPS signal is not available

WiFi Positioning

Report WiFi MAC address when GPS signal is not available

SOS Button

Send emergency alert with location info when SOS button is pressed

Low Battery Alarm

Send alarm when battery voltage is low

Storing Messages

Store messages if out of cellular coverage

Geofence

Support multi circle and polygon geofence setting

OTA (Over-the-air) 

Firmware can be remotely upgraded

Protocols 

HTTP/TCP/UDP/SMS/MQTT