GNSS performance
Satellite system	GPS、BDS 、GLONASS， Support SBAS
Antenna type	Four arm spiral antenna
precision	<5m>5m>
Differential accuracy	<3m（sbas）>3m（sbas）>
refresh rate	1Hz

Storage performance
memory	RAM：128MB ROM：4GB
waypoint	3000 pieces
route	200 pieces/50 points
flight path	400 pieces (5000 points/piece)

map
base map	Support online maps
National Detailed Map	√
contour map	√
Self made vector map	√
Homemade grid map	√

Features
Point average	√
coordinate system	WGS84、 Beijing 54, Xi'an 80 CGCS2000、 Custom Coordinate System
path planning	√
Track measurement area	√
Route measurement area	√
Track profile diagram	√
NMEA output	NMEA0183

hardware function
Barometric altimeter	√
thermometer	√
electronic compass	√
Gravity sensor	support
Expand storage card	Micro SD card, higher 64GB
lithium battery	1700mAh dedicated lithium battery
Wireless data transmission	Support Bluetooth data transmission
camera	5 million rear camera
Image Viewing	support

Hardware and Performance
size	62*172*36mm
weight	161g, 206g (including dry battery) 197g (including lithium battery)
screen size	2.83 inches
Screen Type	Full color display screen
touch control	support
resolution	240x320
power supply method	Lithium battery+2 No. 5 batteries
battery life	15 hours (lithium battery), 10 hours (No. 5 battery)
waterproof rating	IPx7
float	√
computer interface	USB 2.0

The Caitu K82E is an upgraded handheld device from the 2018 FY series, which differs from the K82B in that it combines touchscreen operation with buttons to meet various outdoor operation needs. Adopting the latest Beidou chip design, it can support separate or combined positioning of Beidou, GPS, and GLONASS; Point, line, and surface data collection, open map architecture, built-in national map, supporting users to create vector maps, contour maps, satellite images, and various raster maps;