(This product is super small size, can drive all kinds of 1S 720, 820, N20, N30 motors. It's a good choice for 1S small airplane and boat. 2) If you use Leddy, consider using it in 2A-3A. The 2.7V regulation can also work.
BOROCO 30A Brushless ESC,XT60 Plug Electronic Brushless Speed Controller,BEC Output 1.5A/5V Brushless Electronic ESC Speed Controller for RC Drone Helicopter FPV
HALJIA 3 Mode Servo Tester & ESC Speed Controller Checker 4.8-6V CCPM Consistency Master Servo RC for Plane Helicopter Car
XXD 30A ESC Brushless Motor Speed Controller for RC Airplane Helicopter