Feature 1SG90 9G micro servo with a torque of 1.5 kg/cm. 230A ESC, safety arming function, throttle calibration function, support multiple program methods. 3Compatible with lithium batteries. The time can be changed to suit different brushless motors. 4Comprehensive protection, low pressure cutoff protection/overheat protection/throttle signal loss protection. 5Wonderful accessory for remote control aircraft.SpecificationItem type:RC Aircraft AccessoryMaterial:Plastic + MetalColor: As picture shownWeight: Approx. 136gSG90 9g servo parameters:Size: Approx. 21.5x11.8x22.7mm/0.8x0.5x0.9inNo-load speed: 0.12 seconds / 60 degrees (4.8 V)Locked-rotor torque: 1.5-1.7kg/cm (4.8V-6V)Working temperature: -30~ + 60 Dead zone setting: 5 microsecondsWorking voltage: 4.8V-6V2212 motor specifications:Motor size: Approx. 27.5x 30mm/1.1x1.2inShaft diameter: Approx. 3.17mm/0.1inKV: 2200KV30A ESC specifications:Plug: XT60Continuous current: 30AMaximum 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: 210,000rpm for a 2-pole BLM, 70,000rpm for a 6-pole BLM, and 35,000rpm for a 12-pole BLM.Application: RC remote control drone .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Motor2 xPropeller2 x Servo1 x ESC1 x Motor base1 x Projectile heads6 x Servo arm1 x Fixing belt10 x Screw2Rows xPropellerwasher