| Specification |
Channel: 800;
Weight: 513G;
Li-ion Battery: 6400mAh;
OS: Linux;
Data Storage: 8g;
Vertical Lines: 2;
Horizontal Line: 4;
After-sales Service: Warranty;
Warranty: 1 Year;
Accuracy: 2'';
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Channel: 1598;
Internal UHF Radio: Transmitting and Receiving;
Imu Tilt Survey: Yes, 0-60 Degree;
Protocal: South, Farlink, Trimtalk, Zhd, Huace;
Data Storage: 8GB, Support External 32g;
Battery: Built-in 7.2V, 6800mAh Battery;
Weight: 890g;
Bds: B1I, B2I, B3I, B1c, B2a, B2b;
GPS: L1c/a, L2p, L1c, L2c, L5;
Glonass: L1c/a, L1p, L2c/a, L2p, L3;
Galileo: G1, G2, G3;
Qzss: L1c/a, L5, L1c, L2;
Sbas: L1, L5;
Irnss: L5*;
Accuracy: 2mm;
After-sales Service: Technical Support and 24/7 After-Sales Services;
Horizontal Line: 0;
Vertical Lines: 0;
Warranty: 12 Months;
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Product Name: Garmin Etrex 221X Handheld GPS;
Satellite: GPS+Glonass;
Memory: RAM: 128MB, Flash Storage: 4GB;
Support SD Card: Yes;
Battery Type: 2AA Battery, Li-ion Battery;
Battery Life: 25 Hours;
Interface: Mini USB;
Display Type: 2.2'' Transflective TFT, 65K Colors;
Weight: 113G (Without Battery);
Waterproof: Ipx7;
After-sales Service: Technical Support and 24/7 After-Sales Services;
Warranty: 12 Month;
Accuracy: 3-5cm;
Vertical Lines: 0;
Horizontal Line: 0;
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GPS: L1 C/a, L1c*,L2p(Y), L2c, L5;
Glonass: L1, L2;
Beidou: B1I, B2I, B3I, B1c, B2a, B2b*;
Galileo: E1, E5a, E5b;
Qzss: L1,L2,L5;
Data Format: Nmea-0183;
Correction I / O Protocol: Rtcm 2.X,Rtcm3.X;
Data Update Frequency: 5Hz;
Single(RMS): Horizontal:1.5m Vertical: 2.5m;
Dgps(RMS): Horizontal:0.4m Vertical:0.8m;
Speed Accuracy(RMS): 0.03m/S;
Bluetooth: V2.1+EDR / V4.0dual Mode;
WiFi: 802.11 B/G/N;
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Carrier Frequency: Dual Frequency Receiver;
Number of Channels: Multi-Channel Multi-Channel Receiver;
Type: Geodesic Receiver;
Model No.: U300;
Signal Tracking: 1408 Channels;
Warranty: 2 Years;
GPS: L1c/a, L1c, L2c, L2e, L5;
Galileo: E1 / E5 Altboc / E5a / E5b / E6;
Qzss: L1 / L2 / L5 / L6;
Accuracy: 1cm;
Protocal: Full Protocal Compatible with Other Brand;
Data Storage: 16GB Internal Storgae, Support 32GB External;
After-Sales Service: Technical Support and 24/7 After-Sales Services;
Internal Battery Life: Static 12hours;
Working Range: 5km Typical, 8~10km Optimal;
Transmitting Speed: 9.6kbps, 19.2kbps;
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