2pcs 1S 4A Brushed ESC DC3.6-5.8V Mini Speed Controller for RC Boats Aircraft Airplane 720 820 Hollow Cup Motor/N20 N30 Coreless Motors

About This Product :

• [Ultra-small] 18.5*9.5mm, Less than 1g of the plate, Voltage 3.6V – 5.8V Current 4A (1S lithium battery or 4 NiMH).
• [Application] suitable for all types of 1S 720. 820 N20 N30 Engines.
• [Remote control signal] PWM (1000-2000)) (1100-1900) automatic adaptation of the run.
• Receiver power output = battery voltage minus 0.2v or 0.3v maximum allowable current 3A.
• Note: It is unidirectional brushed ESC.