Specification Dimension :18mm*18mm*6mm Connector : 1.00mm spacing between the 4pins patch seat Chipset : 8th Receiving Format :?GPS,GLONASS,Galileo,BeiDou,QZSS and SBAS Frequency : GPS L1,GLONASS L1,BeiDou B1,SBAS L1,Galileo E1 Channels : 72 Searching Channel Sensitivity Tracking : -167dBm Reacquisition : -160dBm Cold start : -148dBm Hot start : -156dBm Accuracy Position Horizontal : 2.0 m CEP 2D RMS SBAS Enable (Typical Open Sky) Velocity : 0.1m/sec 95% (SA off) Timing : 1us synchronized to GPS time Acquisition Time Cold Start : 26s Warm start : 25s Hot start : 1s Data and Update Rate Support Rate : 4800bps to 921600bps,Default 9600bps Data Level : TTL or RS-232,Default TTL level Data Protocol : NMEA-0183 or UBX, Default NMEA-0183 Single GNSS : 1Hz-18Hz Concurrent GNSS : 1Hz-10Hz,Default 1Hz Operational Limits Altitude : 50,000m Max Velocity : 515m/s Max Acceleration : Less than 4g Power consumption VCC : DC Voltage 3.0V-5.5V,Typical: 5.0V Current : Capture 50mA/5.0V Operating temp :?-40 °C ~ +85°C Storage Temp : -40°C ~ +105°C Indicator : TX LED:blue.The data output, TX LED flashing PPS LED:red.PPS LED not bright when GPS not fixed,flashing when fixed Wiring: GND,TX output,RX input,VCC(3.0v-5.5v)Package Included 1 x BN-180 GPS Module 2 x 15cm Cable