product introduction The signal received at the GPS signal shielding terminal daviceonly GPS shield, for weeks In other electronic communication equipment and transmissionwithout any negative impact and interference.ThisMachine cover is in the range of 1-15 meters (asthe strength of the mavde satellite signal) within the scopeofA GPS positioning terminal signal shielding, the shielding within the scope of the.GPS positioning terminal contact with the outside world completely interrupted. Product characteristics 1.The surface of the two most advanced international oxidation process 2.1-15meter can effectively protect the distance setting (before theyleave the according to customerrequest debugging) 3.Articles for easy concealment, small volume, light weight. 4.Low power consumption, no harm to the human body and the environmentProtrctionPerformance andindex.

Instructions for use 1.Open the GPS device, install the corresponding antenna 2.When the device is the indicator light is on, the normal work. 3.Insert the car cigarette lighter power supply.4.The machine comes with a battery, working time: 1-5 hours (depending on the charging condition of the battery)5Please give the host fully charged Before its use. (Full charge indicator automatically turns off after the display oflanternsto ensure the best effect of work6.After usethe host can be turned off.

Charging power supply: AC110-250V Built-in battery: DC5V 1500mAh Power consumption: 0.4/h Product size: 95(L)*45(W)*18(H)mm.