Hobbywing Skywalker 20A ESC Quattro 20AX4 Speed Controller Quad-Copter X Flyer
Specifications:Output: Continuous 20A, Burst 8A up to 10 seconds.Input Voltage: 2 - 4 cells lithium battery or 5 - 12 cells NiCd/NiMh battery.BEC: 3A / 5V (linear mode).Max Speed: 210.000rpm for 2 Poles BLM, 70.000rpm for 6 poles BLM, 35.000rpm for 12 poles BLM. (BLM = BrushLess Motor)Dimensions: 70mm x 62mm x 11mm.Weight: 112g.Programmable Items:Brake Setting: brake enabled / brake disabled.Battery Type: Li-xx / Ni-xx.Low Voltage Protection Mode: Gradually reduce the output power / Cutoff the output power.Low Voltage Cutoff Protection Threshold: low / medium / high.Warning: In order to protect the expensive multi-rotor, the default settings (i.e. Battery Type = NiMH and Cut-Off Threshold = Low) dont take any protection even if the Lipo battery is over discharged. If you do need to activate the battery protection function please change the default settings.Start Mode: normal / soft / super soft. (300ms / 1.5s / 3s)Timing: low / medium / high.Package Content:1 x Hobbywing Skywalker 20AX4 Quattro ESC