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Unistrong G390 handheld GPS
Unistrong G390 handheld GPS

1.Rich data format 2.Lithium battery 3.Two AA batteries 4.Mass storage space

Picture

GPS performance

Receiver

16 channels (L1 C / A code) 

Antenna

built-in GPS antenna 

Positioning accuracy 

single point positioning: 3~5 meters (2D  RMS) 

SBAS: 1 - 3 meters (2D RMS) 

vertical positioning: <3 m 

Power 

2 AA Ni-MH battery, can work more than 12  hours (typical) 

or 2 AA alkaline batteries, can work more than 8 hours (typical):

Data communication and storage

Data communication

USB, RS232 

Data interface

NMEA0183 output,

Binary data output

Memory

Micro SD, 2G (applies only to card machine) 

Screen

Display

2.4 " TFT color screen, 

240 × 320 pixels, with backlight

Operation panel 

11 keys, with night vision

Maps

detailed maps of prefecture-level cities and above, maps of the road network of counties and above, with points of interests displayed 

support inputting POI 

support self-making maps

GIS functionality 

Data collection 

collect data of points, lines, and surfaces

Physical properties

Size

122.5mm × 61.8mm × 32.0mm (L × W × D) 

Weight 

138 g (without batteries)

Temperature

operating: -20 °C ~ +60 °C 

storage: -30 °C ~ +70 ° C 

Dustproof and waterproof 

IP67

Unique features

equipped with a built-in electronic compass, and a built-in barometer. The former guarantees the right direction in case of weak GPS signal; the latter can show real time change of height and air pressure, minimizing the height deviation to less than 3 meters.

Unistrong G390 handheld GPS

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