1 Output: Continuous 6A, Burst 8A up to 10 seconds. 2 Input Voltage: 2 cells lithium battery or 5-6 cells NiCd/NiMh battery. 3 BEC: 0.8A / 5V Linear mode BEC. 4 Refresh rate of the throttle signal: 50Hz to 432Hz. 5 Max Speed: 210000rpm for 2 Poles BLM, 70000rpm for 6 poles BLM, 35000rpm for 12 poles BLM. (BLM = BrushLess Motor) 6 Size: 32mm*12mm*4.5mm. 7 Weight: 5.4g.