Welcome to the store! 1. SG90 9G micro servo with a torque of 1.5 kg/cm. 2. 30A ESC, safety arming function, throttle calibration function, supports multiple programming methods. 3. Compatible with lithium batteries. Timing can be changed to suit different brushless motors. 4. Comprehensive protection, low voltage protection/overheating protection/throttle signal protection. 5. Wonderful accessory for remote control aircraft. Item Type: RC Aircraft Accessories Material: Plastic + Metal Color: As the picture shows Weight: Approx. 136g SG90 9g servo parameters: Size: Approx. 21.5x11.8x22.7mm/0.8x0.5x0.9in No-load speed: 0.12 seconds / 60 degrees (4.8V) Locked rotor torque: 1.5-1.7kg/cm (4.8V-6V) Working temperature: -30℃~ + 60 ℃ Dead zone setting: 5 microseconds Working voltage: 4.8V-6V 2212 motor specifications: Motor size: Approx. 27.5x 30mm/1.1x1.2in Shaft diameter: Approx. 3.17mm/0.1in KV: 2200KV 30A ESC specifications: Connector: XT60 Continuous current: 30A Maximum current: 40A (10S) Power input: 2-3 lithium batteries or 5-9 nickel-cadmium batteries (not included) BEC output: 2A / 5V (linear regulator mode-linear mode) Maximum speed: 210,000 rpm for a 2-pole BLM, 70,000 rpm for a 6-pole BLM, and 35,000 rpm for a 12-pole BLM. Application: RC remote control drone 1 x Motor 2 x Propeller 2 x Servo 1 x ESC 1 x Motor base 1 x Bullet head 6 x Servo arm 1 x Fixing strap 10 x Screw 2 rows x Propeller washer Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!