Matek Systems BetaFlight F405-CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor for RC Drone XS it means 2-blade 15mm propellers

it means 2-blade 15mm propellers thruster

Accessories come with a 3-month warranty

Motor:brush motor

Electric Christmas Hat Plush Music Toy US $16

Matek Systems BetaFlight F405-CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor for RC Drone XS it means 2-blade 15mm propellersMatek Systems BetaFlight F405 CTR Flight Controller Built in PDB OSD 5V 2A BEC Current Sensor for RC Drone Specifications (User manual): Brand name: Matek Systems Item name: BetaFlight F405 CTR Size: 36x46mm PCB with 30. 5mm mounting holes Weight: 10g FC Specifications: MCU: 168MHz STM32F405 IMU: MPU6000 accelerometer gyro (SPI) Baro: BMP280 (I2C) OSD: BetaFlight OSD w AT7456E chip Blackbox: MicroSD card slot (SD SDHC) VCP, UART1, UART2, UART3, UART4,