DescriptionModel Number : 30A 40A ESCCompale Brand/Model : NoneBrand Name : SZEKSOrigin : Mainland ChinaDC 12V 30A High-Power Brushless Motor Speed Controller 3-phase Regulator PWM Brushless Motor Speed Controller DriveDescriptionSteering EngineThe device can be used as a signal generator for electric speed controller (ESC), then you can test your motor system without using a transmitter and receiver.It can connect 1-3 servos simultaneously and test such as 1-3 servos consistency and so on.You can also connect 1-3 ESC to test and compare their reaction time respectively.It can connect 3 servos of the CCPM helicopters and select servos.It can also connect the servo of airplanes install the steering-box and adjust planes by using such as the neutral mode and so on.There are 3 modes to check servos or ESC:Manual mode: turn the knob with different speed, check the reaction time.Neutral mode: make the servo go back to the neutral point.Automatic "window wiper" mode: make the servo swing like a window wipers in the biggest angle.Specification:-Type: CCPM Servo Tester, ESC or Servo tester-Output: 15mA (5.0)-Voltage Consumption: DC4.8-6V-Output Signal: 1.5ms0.5ms-Size: 48 x 42 x 17mm/1.89'' x 1.65 x 0.67''(Approx.)-Color: Blue30A ESC controller:Output: Continuous 30A, Burst 40A up to 10 Secs.Input Voltage: 2-3 cells lithium battery or 5-9 cells NiCd/NIMh battery.BEC: 2A / 5V (Linear mode).Max Speed: 210,000rpm for 2 Poles BLM, 70,000rpm for 6 poles BLM, 35,000rpm for 12 poles BrushLess MotorSize: 45mm (L) * 24mm (W) * 11mm (H).Weight: 25g.40A ESC controller:Max Current: 50ADC:3.7V-14.8VBEC:3A / 5V (Switch)Size: 45mm x 26mm x 10mmNet Weight:28gHigh rate PWM : 8KLi-Poly: 2-3Ni-Mh/Ni-cd:4-10Ni- MHOriginal box: NOColor: YellowNet weight: 31gPackage Included1 Pcs Steering Engine / ESC Controller