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OTW GNSS Module GPS+GLONASS+BDS for Drones and Cars

Categories GNSS Module
Place of Origin: China
Model Number: WT-11-AK
Price: CN¥19.98/pieces 1-499 pieces
Type: GNSS Module
Country of Origin: Shenzhen Guangdong, China
Brand: OTW
Chipset: XX
Application: Positioning, surveying and mapping, etc
Operating mode: GPS+GLONASS+ BDS
Baud rate: 4800bps-921600bps,Default9600bps
NMEA messages: RMC,VTG,GGA,GSA,GSV,GLL
Update frequency: 1Hz-10Hz(default 1Hz)
Voltage: 3.6V to 5.5V
Power consumption: 25 mA @3.3V
Size: 9.7mm*10.1mm*2.4mm
Output Mode: UART+TTL
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OTW GNSS Module GPS+GLONASS+BDS for Drones and Cars

WT-11-AK Mini GPS Module for Small Cars and Drones with GNSS Tracking
Product Overview

Compact GNSS module designed for precise positioning in small vehicles and drone applications, featuring multi-system compatibility and low power consumption.

WT-11-AK GPS Module front view showing compact design Close-up of WT-11-AK module components WT-11-AK module size comparison
Key Specifications
TypeGNSS Module
BrandOTW
Operating SystemsGPS+GLONASS+BDS
Update Frequency1Hz-10Hz (default 1Hz)
Voltage Range3.6V to 5.5V
Dimensions9.7mm × 10.1mm × 2.4mm
Technical Performance
Receiver TypeBDS: B1I+B1C
GPS/QZSS: L1C/A
GLONASS: L1
ProtocolNMEA-0183 compliant or custom protocol
SensitivityTracking: -162dBm
Capture: -160dBm
Cold start: -148dBm
Startup TimeCold start: 29s average
Hot start: 2-3s average
Position AccuracyHorizontal: <2.5m (CEP50) with SBAS
Max Operational LimitsAltitude: 18,000m
Speed: 515m/s
Acceleration: ≤4G
Physical Characteristics
  • 18-pin stamp hole design
  • Compact dimensions: 10.1mm × 9.7mm × 2.5mm (±0.5mm)
  • Lightweight construction for space-constrained applications
Power Requirements
  • Operating voltage: 3.6V-5.5V
  • Power consumption: 25mA @3.3V (operation mode)
  • 8mA @3.3V in power saving mode (PSM, 1Hz)
Environmental Specifications
  • Operating temperature: -40℃ to 85℃
  • Storage temperature: -40℃ to 85℃
  • Humidity range: 5% to 90% non-condensing
WT-11-AK module pin configuration diagram Technical schematic of WT-11-AK module WT-11-AK module application example in drone
Quality OTW GNSS Module GPS+GLONASS+BDS for Drones and Cars for sale
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