Model Best Reason to Choose It SkyWalker 30A 4S V2 Mini Choose this model when compact size
perform several proper balance charge cycles before regular use
reducing clutter and accidental damage
Plug the UBEC output into the receiver
Factory settings are a safe starting point for many aircraft
Hobbywing Platinum 120A V5 3-8S Brushless ESC with 5-12V SBEC for 450/500/520 Class RC Helicopters Ship_From:Global Model Best Reason to ChooseHobbywing Platinum 120A V5 is a compact aircraft brushless ESC designed for 450 size, 500 size, and 420520mm blade class electric helicopters using 38S LiPo power systems. With 120A continuous current, 150A peak current, a built in 512V adjustable switch mode SBEC, 32 bit processor control, RPM accuracy algorithm, telemetry support, and Platinum V5 heat sink airflow design, this ESC is a strong match for pilots who want advanced governor performance