- 2G (GPRS/GSM) GPS Waterproof Tracker with An Internal Battery
- 2017-08-15 14:48
- Model Number: ES620 Key Specifications/Special Features: 1. General descriptionsES620 is a 2G (GSM/GPRS) GPS tracker with an internal battery (1000mAHr). It supports AGPS. It has a long standby time. In normal power-saving mode (GSM/GPRS on), st...