Favourite FVT LittleBee Spring 20A 4-IN-1 ESC

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Favourite FVT LittleBee-Spring 20Ax4 20A 4 in 1 BB2 Blheli_S 2-4S ESC with 5V 12V BEC Support D-Shot

The LittleBee-Spring is designed for superior performance in multirotors, and uses hardware generated motor pwm for smooth throttle response and silent operation.
Small size combined with light weight for easy installation.
Two sets signal for different connection for your selection.


  • Support: Oneshot125, Oneshot42, Mutishot and Dshot.
  • Main IC: EFM8BB21F16F, MCU run 48MHz.
  • MOS: ALL N FET, Switch very fast.
  • With 5V@1A and 12V @2A BEC Output.
  • BLHeli_S 4-in-1 20A ESC has 30.5mm hole spacing


  • Brand name: Favourite (FVT)
  • Model: LittleBee-Spring
  • Item name: 20A BLHeli_S 2-4S 4 in 1 Brushless ESC
  • Input voltage: 2-4S Lipo 
  • BEC output: 5V@1A and 12V @2A
  • Continue current: 20A
  • Burst Current: 25A up to 10S
  • Weight: 16.6g (include wire)
  • M3 installing hole distance: 30.5 * 30.5mm
  • Size: 36 * 36mm

Package information:

  • Package size: 11 * 7 * 1cm
  • Package weight: 55g
  • Poly bag package

Package Included:

  • 1 * FVT LittleBee Spring 20A×4 BLHeli_S ESC
  • 1 * Signal Wire Connector with Servo Connections
  • 1 * 6p Mini Signal Wire

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