Jia Ming etre20 handheld GPS good
Jia Ming eTrex 20 has a microSD card slot and 1.7GB built-in memory space eTrex 20 allows you to store more user acquisition information, in addition to the map expansion slot, you can load the map of the global area of Garmin.
The new generation of the eTrex series is the first generation of user level receivers that can track both GPS and GLONASS satellites. GLONASS global navigation satellite system developed by Russian Federation, fully put into use. When using the GLONASS satellite, the average time for the receiver to lock the target is about 20% faster than GPS. And, when using both GPS and GLONASS, the receiver has the ability to lock more than 24 satellites as compared to GPS alone.
Jia Ming eTrex 20 has an enhanced 2.2 inch screen, a color rendering effect of 65 thousand TFT, a readable display in the sun. Durable waterproof, but also upgraded the interface to retain the existing hardness and toughness, to withstand dust, dirt, moisture and water erosion, these are not the legendary navigator opponent.
Jia Ming ETREX20 compact portable, solid and rigorous work design, precise positioning, functional improvement, for out of work, travel friends can be used as a reference.
