To ensure superior GNSS performance, Sfaira ONE Plus is equipped with a powerful GNSS module with 1408 channels for GPS, BDS, GLONASS, Galileo & QZSS tracking, providing centimeter positioning in any harsh environments.
With Φ50mm×149 mm ultra-portable size and lightweight, users can easily put the Sfaira ONE Plus in your cloth pocket, briefcase or backpack side pocket, carrying it with you anywhere.
Connect via Bluetooth, you can simply configure and conduct surveying tasks on your smartphone. Sfaira ONE Plus can be partnered with SingularPad field software, and is also compatible with mainstream survey or GIS software.
With a 4800mAh built-in battery, Sfaira ONE Plus supports 16 hours continuous working time with only 2 hours charging time. Users can also charge the Sfaira ONE Plus on-the-go with power bank through the type-C interface.
SATELLITES TRACKING
Channels: 1408
BDS: B1I, B2I, B3I, B1C, B2a, B2b*
GPS: L1 C/A, L1C*, L2P, L2C, L5
GLONASS: L1, L2, L3*
Galileo: E1, E5a, E5b, E6*
QZSS: L1, L2, L5
Cold start: <30s
Warm start: <20s
RTK initialization time: <5s (typical)
RTK initialization reliability: >99.9%
Re-acquisition: <1s
DATA FORMAT
Positioning data format: NMEA-0183
Correction data format: RTCM v3.3/3.2/3.1/3.0
Data protocol: Ntrip
Data update rate: 1 Hz
Baud rate: 115200 bps
COMMUNICATION
Bluetooth: BT2.0
Interface: Type-C, for charging and firmware upgrade
ACCURACY
Standalone:
- 1.5m Horizontally
- 2.5m Vertically
DGPS:
- 0.4m Horizontally
- 0.8m Vertically
RTK:
- 8mm+1ppm Horizontally
- 15mm+1ppm Vertically
TILT FUNCTION
Tilt range: 60° tilt range
Tilt survey accuracy: ±2.5cm within 60° tilt range
IMU Initialization time: 5s
PHYSICAL
Size: Φ50 mm ×149 mm
Weight: 409g
Button: 1 power button
Indicator: 2 LEDs, indicating satellite tracking and battery status
ELECTRICAL
Power consumption: 1.0 W
Input voltage: 5V DC ≤ 2A
Battery: 4800 mAh
- 2 hours fast charge
- 16 hours working time, with continuous Bluetooth transmission, satellite tracking and RTK surveying
ENVIRONMENTAL
Working temperature: -45 ℃ to + 75 ℃
Storage temperature: -55 ℃ to + 85 ℃
Waterproof & dustproof: IP65
Drop: Designed to survive a 1.5m drop onto concrete
*BDS B2b, GPS L1C, GLONASS L3 and Galileo E6 signals are reserved for future upgrade.
