MELCT Racerstar RS20Ax4 20A 4 in 1 Blheli_S Opto ESC 2-4S Support Dshot150 Dshot300 for RC FPV Racing Drone

with Blheli_S firmware

-with 24MHz BB1 Clip

Support oneshot42 multishot, Dshot150 and Dshot300

Rev 16.2 Fixed bug that prevented temperature protection

with Blheli_S firmware; 4 in 1 ESC; -with 24MHz BB1 Clip; Support oneshot42 multishot, Dshot150 and Dshot300; Rev 16.2 Fixed bug that prevented temperature protection;