应用领域
1个人安全/人员管理
2Car租赁/小型车队管理
3关于儿童/老年人/残疾人/宠物的看护

技术参数
* GSM频率范围：850/900/1800/1900
*连续GPS定位，以及GPRS实时报告;
*电池：750mAh，3.7V可拆卸电池
*工作电压：3.3-4.2V DC
* GPS定位时间：冷启动= 26s（开阔天空），暖启动= 32s，热启动= 2s
* GPS灵敏度：-159dBm
* GPS定位精度：10m（2D RM）
*工作环境温度：-20ºC-+70ºC
*工作环境湿度：20％-80％RH
*尺寸：64（长）×46（宽）×17（高）毫米

Field of application
1Personal safety/staff management
2Car rental/small-scale vehicle fleet management
3Guardianship regarding children/elderly people/handicapped people/pets

Technical parameters
* GSM frequency ranges: 850/900/1800/1900
*Continuous GPS positioning, and GPRS real-time report;
* Battery: 750mAh, 3.7V removable battery
* Working voltage: 3.3-4.2V DC
* GPS positioning time: cold start=26s (open sky), warm start=32s, hot start=2s (open sky)
* GPS sensitivity: -159dBm
* GPS positioning accuracy: 10m (2D RM)
* Working ambient temperature: -20ºC-+70ºC
* Working ambient humidity: 20%-80% RH
* Dimensions: 64 (L) × 46 (W) × 17(H) mm