Twinmask MT-90 Mini Children & Elder & Pets GMS GPRS Tracker for Personal Remote Positioning - Black
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| Specification | |
| Antenna | Built-in antenna |
| Certification | CE |
| GPS Chip | SiRF-Star III GPS |
| GSM/GPRS Module | SIM 900 (850 / 900 / 1800 / 1900MHz) |
| Memory | 2 GB |
| Quantity | 1 |
| Screen Format | No |
| Color | Black |
| Memory Card Type | TF |
| Network | GSM / GPRS |
| Operation Temperature | -20'C~55'C |
| GPS Sensitivity | -159 dBm |
| Velocity Limit | 514 m/sec |
| Band | 1575.42MHz |
| Battery Standby | 120 Hour |
| GPS Accuracy | 15 meter |
| Warm Start Time | 35 seconds |
| Cold Start Time | 37 seconds |
| Hot Start Time | 1 second |
| Pre-loaded Map | Yes |
| Maps Included | Google map |
| Packing List | 1 x Tracker |
| Screen Size | No inch |
| Battery Type | Rechargeable 3.7V 750mAh battery |
| PC Interface Supported | USB 2.0 |
| GPS System Features | Pets & children & elder tracking; Small size, fits anywhere, waterproof level: IP67; With clip, portable to carry, actual positional range: within 10m, cell phone and GPRS tracking sync |
| Humidity | 5% to 95% non-condensing |
| Altitude Limit | 18000 meters |
| Max Extended Capacity | 2GB |
| Other Features | Support SMS function, support set multiple function at the same time, support 5 phone numbers connection; Track with specified requirements, support vibration alarm; SOS button is for sending emergency help; Support beyond area alarm; Support over speed alarm; Low battery alarm; GSM blind area data storage function; Power saving mode can work for 5 days |



