Beitian BH252Q GPS Module With QMC5883 Compass NMEA UBX Dual Protocol for FPV Return Rescue Racing Drone RC Airplane Compatible F4 F7 H7 Flight Controller Precise details: Specifications: Item Description Electrical Characteristic Chip BT16CYJ Frequency GPS L1, GLONASS G1, BDS B1,Galileo E1,QZSS L1 Channel 120channel Sensitivity Tracking & Navigation 163dBm Reacquisition 159dBm Cold start 148dBm Hot Start 159dBm Accuracy Horizontal position 1.5m CEP Speed Rate 0.1m/sCEP Acquisition Cold start 28s Hot start 1s AGPS first positioning time 1.5s Data Output Baud rate 9600bps 2000000bps,default 115200bps Level TTL level Protocol NMEA,UBX NMEA messages RMC,VTG,GGA,GSA,GSV,GLL Update rate 1Hz20Hz,default 10Hz FLASH With FLASH, the configuration can be changed, and the power will not be lost OperationalLimits Altitude 50,000m Speed Rate 500m/s Dvnamics PowerConsumption Voltage DC 3.6V5.5V, typical: 5.0V Current 20mA/5.0V PhysicalSpecications Dimension 25mm*25mm*8mm Weight 8.6g Connector 1.00 pitch 6Pin socket Temperature Operating 40℃ ~+85℃ Storage 40℃ ~+105℃ LED BuiltinLED TX LED: blue. The data output, TX LED flashing PPS LED:red. PPS LED not bright when GPS not fixed, flashing when fixed Compass Compass Internal electronic compass QMC5883 Package Included: 1xBeitian BH252Q GPS Module