Features 1,Micro servo, weighing 9 grams, torque is 1.5kg or cm, quite powerful, reliable in use. 2,40A ESC, safety protection function, throttle calibration function, support a variety of procedures and methods. 3,Compatible with lithium and nickel metal hydride batteries. Reliable and durable. 4,You can change the time to suit different brushless motors. Meeting different demands. 5,Full protection: low voltage cut off protection or overheat, protection or throttle signal loss protection. Condition: 100 percent Brand New Item Type: RC Plane Parts Material: ABS and Electronic Components Type: 1250KV Motor and 40A ESC and 9G Servoand 8060 Propeller SG90A 9G Servo: Size: Approx. 21.5 x 11.8 x 22.7mm or 0.8 x 0.5 x 0.9in Weight: 9 g or 0.3 oz(approx.) No-Load Speed: 0.12 seconds or 60 degrees (4.8V) Blocking Torque: 1.5-1.7kg or cm (4.8V-6V) Working Temperature: -30 - and 60 ℃ Dead Zone Setting: 5 microseconds 2217 Motor: Size: Approx. 27.8 x 32mm or 1.1 x 1.3in Weight: 68 g or 2.4 oz(approx.) Shaft Diameter: Approx. 4mm or 0.2in Accessories: 4.0mm pillar adapter, motor mounting seats, screws Props Recommended: 2217-1100kV: 11 or 10 inch items, e.g. 1155, 1070, 1060, etc. 2217-1250kV: 9-inch prop, e.g. 9050, 9045, 9060, etc. 2217-2300KV: 6 inch item, e.g. 6040, etc. 40A ESC: Features: Safety protection: no matter where the throttle is, the motor will not rotates when connected to the battery. Throttle calibration function: The throttle range can be calibrated to be compatible with different transmitters. User programmable. Support a variety of program methods: emitting rod, LED program card.Very easy to operate at home or on the fly. Compatible with lithium and nickel metal hydride batteries. You can change the time to suit different brushless motors. Specifications: Types: Long, short Current: 40A Output Capacity: Continuous current 40A, short current 55A (not less than 10 seconds) Power Input: 2-4 lithium batteries (not included) Maximum Speed: 210,000 RPM for 2-pole motor, 7,000 RPM for 6-pole motor, and 35,000 RPM for 12-pole motor Size: Approx. 68 x 25 x 8mm or 2.7 x 1 x 0.3in Package List 2 x 9G SG90 Servo 1 x A2212 KV1250 Brushless Motor 2 x 8060 Propeller 2 x Propeller Gasket 1 x 40A ESC Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store