Compatible with 400-450 airplanes or RC helicopters, wide range of applications.Output, continuous 30A, burst 40A up to 10 seconds. High efficiency and reliability.Input voltage: 2-3 cell lithium battery or 5-9 cell NiCd/NIMh battery.BEC: 2A / 5V (linear mode). Maximum speed 210,000 rpm for 2-pole BLM, 70,000 rpm for 6-pole BLM, 35,000 rpm for 12-pole BLM.Features T-connector and 3.5mm banana connectors for easy installatioRC Airplane PartsMaterial: ABS + Electronic ComponentsType: 1400KV Motor + 30A ESC + 9G Servo + 8060 PropellerSG90A 9G Servo:Size: Approx. 21.5 x 11.8 x 22.7 mm / 0.8 x 0.5 x 0.9 inchesWeight: 9 g / 0.3 oz (approx.)No-load speed: 0.12 seconds / 60 degrees (4.8V)Stall torque: 1.5-1.7 kg/cm (4.8V-6V)Operating temperature: -30 ~ +60 ℃Dead zone setting: 5 microsecondsOperating voltage: 4.8V-6VA2212 1400KV Motor:KV: 1400Max efficiency: 80%Max efficiency current: 4-10A (>75％)Current capacity: 12A / 60sNo-load current: 10V: 0.5ANumber of batteries: 2-3 lithium polymer batterieApprox. 27.5 x 30 mm / 1.1 x 1.2 inchesShaft diameter: Approx. 3.17 mm / 0.1 inchesWeight: 47 g / 1.7 oz (approx.)Package Includes:2 x 9G SG90 Servo1 x A2212 KV1400 Brushless Motor2 x 8060 Propeller2 x Propeller Packings1 x 30A ESC and we will provide the best solution!