Description   User Manual  Dimension :　22mm*20mm*6mmWeight : 5.3gConnector : 1.00mm spacing between the 4pins patch seat  SpecificationElectrical CharacteristicsChipset : 8030-KTReceiving Format :　GPS,GLONASS,Galileo,BeiDou,QZSS and SBASFrequency : GPS L1,GLONASS L1,BeiDou B1,SBAS L1,Galileo Channels : 72 Searching Channel SensitivityTracking : -167dBmReacquisition : -160dBmCold start : -148dBmHot start : -156dBm AccuracyPosition Horizontal : 2.0 m CEP 2D RMS SBAS Enable (Typical Open Sky)Rate : 0.1m/sec 95% (SA off)Timing : 1us synchronized to GPS time Acquisition TimeCold Start : 26sWarm start : 25sHot start : 1s Data and Update RateSupport Rate : 4800bps to 921600bps,Default 9600bpsData Level : TTL or RS-232,Default TTL levelData Protocol : NMEA-0183 or UBX, Default NMEA-0183Single GNSS : 1Hz-18HzConcurrent GNSS : 1Hz-10Hz,Default 1Hz Operational LimitsAltitude : 50,000m MaxRate : 515m/s MaxAcceleration : Less than 4g Power consumptionVCC : DC Voltage 3.0V-5.5V,Typical: 5.0VCurrent : Capture 50mA/5.0VOperating temp :　-40 °C ~ +85°CStorage Temp : -40°C ~ +105°C  Indicator :TX LED:blue.The data output, TX LED flashingPPS LED:red.PPS LED not bright when GPS not fixed,flashing when fixed Wiring:GND,TX output,RX input,VCC(3.0v-5.5v) A GPS package including :1 x BN-220 GPS Module 2 x 15cm Cable