I use 2 2500 (6.6) 123's for the rx thru the super reg
1 2500 3S (9.9) 123 for ECU, smoke, retracts, brakes. The retracts and brakes use about 50 mah per flight. I use about 350-400 mah per flight on the ECU pack. Depending on smoke use, I charge after 3-4 flights
Last edited by bcovish; 06-08-2016 at 09:26 AM.