Racerstar RS20A 20A BLHELI_S OPTO 2-4S ESC Support Dshot150 Dshot300 for FPV Racer
![](http://img.banggood.com/images/oaupload/banggood/images/33/2D/16ca94a2-a2e0-4c3e-8529-a90eefbfc4b5.jpg)
![](http://img.banggood.com/images/oaupload/banggood/images/33/2D/7b11cb26-68ca-49b6-a15f-c0d17839c590.jpg)
![](http://img.banggood.com/images/oaupload/banggood/images/33/2D/4c82cfdd-6fcd-4400-ae75-f8641640c448.jpg)
![](http://img.banggood.com/images/oaupload/banggood/images/33/2D/9e688530-0ca3-4524-80c8-f171d267b809.jpg)
![](http://img.banggood.com/images/oaupload/banggood/images/33/2D/779809d1-ee14-4892-9d33-d07c21edb2dd.jpg)
Specification: ( Test Table)
Brand Name: Racerstar
Item Name: 20A BLHELI_S ESC Electronic Speed Controller
Model: RS20A
Con.Current:20A
Peak Current(10s):25A
Input Voltage: 2-4S
BEC: No
Programming : YES
Firmware: Blheli_S
Weight:7.9g
Size(PCB):27*12mm
How to Flash the ESC?
Features:
-With Blheli_s Firmware
-With 24MHz BB1 Clip
-Support Oneshot42 Multishot, Dshot150 and Dshot300
-Smaller size and lighter
-Strong adaptive ability
Package Included:
1x Racerstar 20A ESC