This is the T102 user manual, covering the overview, application, hardware description, specifications and usage
This manual explains how to install and operate the T102 GSM/GPRS/GPS tracker. It covers hardware layout, SIM card installation, battery charging, initialization, password management, and the various tracking modes such as real‑time polling, auto‑track, voice surveillance, and geo‑fencing.
Safety precautions, common faults and their solutions, as well as technical specifications of the device are also included to help users maintain reliable performance in vehicle or personal tracking applications.
| Dimensions | 64 mm × 46 mm × 17 mm |
|---|---|
| Weight | 50 g |
| Network | GSM/GPRS |
| Frequency Bands | 850/1800/1900 MHz or 900/1800/1900 MHz |
| GPS Chip | SiRF III |
| GSM/GPRS Module | Siemens MC55 or Simcom300 |
| GPS Sensitivity | -159 dBm |
| GPS Accuracy | 5 m |
| Time To First Fix (Cold) | 45 s |
| Time To First Fix (Warm) | 35 s |
| Battery | 3.7 V 800 mAh Li‑ion |
| Standby Time | 48 hours |
| Operating Temperature | -20 °C to +55 °C |
| Storage Temperature | -40 °C to +85 °C |
| Humidity | 5 %–95 % non‑condensing |
Send an SMS with the format password+old password+space+new password; the new password must be six digits.
The GPS module provides an accuracy of about 5 meters.