
For Speedybee F405 V4 Stack BLS 55A 4-in-1 ESC&FC RC iNAV Betaflight Configure Bluetooth 3-6S FPV 5-8 inch frame Drone Parts
Description
For Speedybee F405 V4 Stack BLS 55A 4-in-1 ESC&FC RC iNAV Betaflight Configure Bluetooth 3-6S FPV 5-8 inch frame Drone Parts ============================================================ Contact information: < zhongrain@foxmail.com> Order at a discounted price: http://www.aoyuehk.com/ Dear customer, Hope this email finds you well! As a valued customer on AliExpress, we sincerely appreciate your continuous support and trust in our products. At AOYUET (HK) Electronics Stroe, our top priority is to meet your shopping needs and provide you with an excellent experience. To better serve you, we would love to know if you have any upcoming requirements or product interests. Whether it’s a specific item you’re looking for, a particular category you’d like to explore, or any suggestions for improvement, please feel free to share them with us directly. Your feedback is invaluable to us and will help us tailor our offerings to better suit your preferences. If there’s anything we can assist you with, you can simply reply to this email. We’re here to respond promptly and ensure your shopping journey with us is seamless and satisfying. Thank you again for choosing us. We look forward to serving you and fulfilling your needs in the best way possible. Product Name SpeedyBee BLS 55A 30x30 4-in-1 ESC Firmware BLHeli_S J-H-40 PC Configurator Download Link https://esc-configurator.com/ Continuous Current 55A * 4 Burst Current 70(10 seconds) TVS Protective diode External Capacitor 1000uF Low ESR Capacitor(In the package) ESC Protocol DSHOT300/600 Power Input 3-6S LiPo Power Output Current Sensor Support (Scale=400 Offset=0) ESC Telemetry Not supported Mounting 30.5 x 30.5mm( 4mm hole diameter) Dimension 45.6(L) * 44(W) *8mm(H) Weight Product Name SpeedyBee F405 V4 30x30 Flight Controller STM32F405 IMU(Gyro) ICM42688P USB Port Type Type-C Barometer Built-in OSD Chip AT7456E chip BLE Bluetooth Supported. Used for Flight Controller configuration (MSP should be enabled with Baud rate 115200 on UART4) Not supported DJI Air Unit Connection Way Two ways supported: 6-pin connector or direct soldering. 6-pin DJI Air Unit Plug Supported. Completely compatible with DJI O3/RunCam Link/Caddx Vista/DJI Air Unit V1, no wire is needed to be changed. Blackbox MicroSD Card Slot *Betaflight firmware requires the type of the microSD card to be either Standard (SDSC) or High capacity (SDHC) under 32GB, so extended capacity cards (SDXC) are not supported(Many high-speed U3 cards are SDXC). Also the microSD card MUST be formatted with the FAT16 or FAT32 (recommended) format, you could use any SD card less than 32GB, but the Betaflight can only recognize 4GB maximum. We suggest you use this 3rd party formatting tool and choose 'Overwrite format' then format your card. Also check out here for the recommended SD cards or buy the tested cards from our store. Current Sensor Input Supported. For SpeedyBee BLS 55A ESC, please set scale = 400 and Offset = 0. Power Input 3S - 6S Lipo(Through G, BAT pins/pads from the 8-pin connector or 8-pads on the bottom side) 5V Output 9 groups of 5V output, four +5V pads and 1 BZ+ pad( used for Buzzer) on front side, and 4x LED 5V pads. The total current load is 3A. 9V Output 2 groups of 9V output, one +9V pad on front side and other included in a connector on bottom side. The total current load is 3A. 3.3V Output Supported. Designed for 3.3V-input receivers. Up to 500mA current load. 4.5V Output Supported. Designed for receiver and GPS module even when the FC is powered through the USB port. Up to 1A current load. ESC Signal M1 - M4 on bottom side and M5-M8 on front side. 6 sets(UART1, UART2, UART3, UART4(Dedicated for Bluetooth connection)), UART5(Dedicated for ESC telemetry),UART6 ESC Telemetry UART R5(UART5) Supported. SDA & SCL pads on front side. Used for magnetometer, sonar, etc. Traditional Betaflight LED Pad Supported. 5V, G and LED pads on bottom of the front side. Used for WS2812 LED controlled by Betaflight firmwa
Product Details
Contact information: <zhongrain@foxmail.com>
Order at a discounted price:http://www.aoyuehk.com/
Dear customer,
Hope this email finds you well! As a valued customer on AliExpress, we sincerely appreciate your continuous support and trust in our products.
At AOYUET (HK) Electronics Stroe, our top priority is to meet your shopping needs and provide you with an excellent experience.
To better serve you, we would love to know if you have any upcoming requirements or product interests.
Whether it’s a specific item you’re looking for, a particular category you’d like to explore, or any suggestions for improvement,
please feel free to share them with us directly.
Your feedback is invaluable to us and will help us tailor our offerings to better suit your preferences.
If there’s anything we can assist you with, you can simply reply to this email.
We’re here to respond promptly and ensure your shopping journey with us is seamless and satisfying.
Thank you again for choosing us. We look forward to serving you and fulfilling your needs in the best way possible.

|
Product Name |
SpeedyBee BLS 55A 30x30 4-in-1 ESC |
|
Firmware |
BLHeli_S J-H-40 |
|
PC Configurator Download Link |
|
|
Continuous Current |
55A * 4 |
|
Burst Current |
70(10 seconds) |
|
TVS Protective diode |
Yes |
|
External Capacitor |
1000uF Low ESR Capacitor(In the package) |
|
ESC Protocol |
DSHOT300/600 |
|
Power Input |
3-6S LiPo |
|
Power Output |
VBAT |
|
Current Sensor |
Support (Scale=400 Offset=0) |
|
ESC Telemetry |
Not supported |
|
Mounting |
30.5 x 30.5mm( 4mm hole diameter) |
|
Dimension |
45.6(L) * 44(W) *8mm(H) |
|
Weight |
23.5g |
|
Product Name |
SpeedyBee F405 V4 30x30 Flight Controller |
|
MCU |
STM32F405 |
|
IMU(Gyro) |
ICM42688P |
|
USB Port Type |
Type-C |
|
Barometer |
Built-in |
|
OSD Chip |
AT7456E chip |
|
BLE Bluetooth |
Supported. Used for Flight Controller configuration(MSP should be enabled with Baud rate 115200 on UART4) |
|
WIFI |
Not supported |
|
DJI Air Unit Connection Way |
Two ways supported: 6-pin connector or direct soldering. |
|
6-pin DJI Air Unit Plug |
Supported. Completely compatible with DJI O3/RunCam Link/Caddx Vista/DJI Air Unit V1, no wire is needed to be changed. |
|
Blackbox MicroSD Card Slot |
*Betaflight firmware requires the type of the microSD card to be either Standard (SDSC) or High capacity (SDHC) under 32GB, so extended capacity cards (SDXC) are not supported(Many high-speed U3 cards are SDXC). Also the microSD card MUST be formatted with the FAT16 or FAT32 (recommended) format, you could use any SD card less than 32GB, but the Betaflight can only recognize 4GB maximum. We suggest you use this3rd party formatting tooland choose 'Overwrite format' then format your card. Also check outherefor the recommended SD cards or buy thetested cardsfrom our store. |
|
Current Sensor Input |
Supported. For SpeedyBee BLS 55A ESC, please set scale = 400 and Offset = 0. |
|
Power Input |
3S - 6S Lipo(Through G, BAT pins/pads from the 8-pin connector or 8-pads on the bottom side) |
|
5V Output |
9 groups of 5V output, four +5V pads and 1 BZ+ pad( used for Buzzer) on front side, and 4x LED 5V pads. The total current load is 3A. |
|
9V Output |
2 groups of 9V output, one +9V pad on front side and other included in a connector on bottom side. The total current load is 3A. |
|
3.3V Output |
Supported. Designed for 3.3V-input receivers. Up to 500mA current load. |
|
4.5V Output |
Supported. Designed for receiver and GPS module even when the FC is powered through the USB port. Up to 1A current load. |
|
ESC Signal |
M1 - M4 on bottom side and M5-M8 on front side. |
|
UART |
6 sets(UART1, UART2, UART3, UART4(Dedicated for Bluetooth connection)), UART5(Dedicated for ESC telemetry),UART6 |
|
ESC Telemetry |
UART R5(UART5) |
|
I2C |
Supported. SDA & SCL pads on front side. Used for magnetometer, sonar, etc. |
|
Traditional Betaflight LED Pad |
Supported. 5V, G and LED pads on bottom of the front side. Used for WS2812 LED controlled by Betaflight firmware. |
|
Buzzer |
BZ+ and BZ- pad used for 5V Buzzer |
|
BOOT Button |
Supported. |
|
RSSI Input |
Supported. Named as RS on the front side. |
|
Smart Port / F.Port |
Not supported |
|
Supported Flight Controller Firmware |
BetaFlight(Default), INAV |
|
Firmware Target Name |
SPEEDYBEEF405V4 |
|
Mounting |
30.5 x 30.5mm( 4mm hole diameter) |
|
Dimension |
41.6(L) x 39.4(W) x 7.8(H)mm |
|
Weight |
10.5g |














































