(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.
2-4S LiPo Brushed ESC Speed Controller 1/8 1/10 RC Off-Road Monster Truck new
RC Car/Boat ESC 20A Brushed Electronic Speed Controller with Brake Accessory
5Ax2 Brushed ESC Dual Two-way Speed Controller 1:16 RC Tank Tracked 2S 3S Lipo
5A Brushed ESC Two-way 2s 3s Lipo 130 180 260 Motor RC boat Car Speed Controller
10Ax2 Brushed ESC one-way mixed control Speed Controller RC Boat plane 2s 3s 4s
20A Brushed ESC One-way 2s 3s 260 370 380 390 Motor Pump Switch or LED