ETRONIX PHOTON 80A BRUSHLESS SPEED CONTROL (ZORRO B/L)With systems available ranging from 45A through to 120A there is something within the Photon range for every 1 10th application. With the optional programmable set up card (ET0449) the user can finely tune different parameters within the ESC to suit their particular needs. Features Waterproof (without fan installed) 2 3S Lipo 6 9S NiMH NiCd 3A 6. 1V BEC Output Sensorless brushless motor 2S 3670 size or smaller 3000kV Motor limit 3S 3670 size or