Weight and Size 80g / 2.8oz
46.0x33.0x11.7mm
55g / 1.9oz
43x74x9.9mm
54g / 1.9oz
43x74x9.9mm
29g / 1.0oz
44.0x44.0x13.6mm
75g / 2.6oz
 85.0x55.0x17.7mm
80g / 2.8oz
85.0x55.0x17.7mm
82g / 2.9oz
85.0x55.0x17.7mm
21g
65.0x18.0x10.0mm
Battery Duration Normal Mode 36hrs
Spy Tracking Mode 30days
Normal Mode 36hrs
Spy Tracking Mode 30days
Normal Mode16hrs
Spy Tracking Mode 7days
Normal Mode 60hrs
Spy Tracking Mode 30days
Normal Mode 48hrs
Spy Tracking Mode 24days
Normal Mode 50hrs
Spy Tracking Mode 24days
Ingress Protection IP66 IP66 IP66 IP66
(External Active Antenna)
Bluetooth SPP SPP / BLE
USB Receiver Mode Dual com ports
Positioning Ability

EPS 4th Gen

EPS 2th Gen

EPS 2th Gen

EPS 3th Gen

EPS 4th Gen EPS 5th Gen

EPS Pro

EPS Pro
Multi-constellation
Dual-frequency
Accuracy Horizontal accuracy:
2.0m/CEP(50%),
8.0m/CEP(95%)
Horizontal accuracy:
2.5m/CEP(50%),
8.0m/CEP(95%)
Horizontal accuracy:
2.5m/CEP(50%),
8.0m/CEP(95%)
Horizontal accuracy:
2.5m/CEP(50%),
8.0m/CEP(95%)
Horizontal accuracy:
2.5m/CEP(50%),
8.0m/CEP(95%)
Horizontal accuracy:
1.5m/CEP(50%),
4.0m/CEP(95%)

Horizontal accuracy*:
0.5m/CEP(50%), 1.5m/CEP(95%)
Vertical position accuracy*: ±15m
* 1Hz log mode

Horizontal accuracy*:
0.5m/CEP(50%), 1.5m/CEP(95%)
Vertical position accuracy*: ±15m
* 1Hz log mode
Magnetic Mount
Display 1.3" OLED
Logging Data
Spy Tracking Mode
Vehicle Auto ON/OFF
Storage Media MicroSD MicroSD Internal storage MicroSD MicroSD MicroSD
File Format of Storage Card FAT FAT FAT FAT32 FAT32 FAT32
File Format CSV CSV CSV, GPX, GPS CSV, GPX, NMEA CSV, GPX, NMEA CSV, GPX, NMEA
Dependability Better than
99.8%
Better than
99.8%
Better than
99%
Better than
99.998%
Better than
99.998%
Better than
99.998%
Maximum Storage Card 4GB 4GB 256GB 256GB 256GB
Customizable Parameters
Customizable Function Button
Firmware Update
Maximum Refresh Rate 10Hz 1Hz 1Hz 1Hz 10Hz 10Hz 5Hz 5Hz
Voice Tag
G-Sensor
Air Pressure Sensor
Temperature Sensor
TimeAlbum Pro