Description : This is a pack of RC model vehicle parts & amp ; accs for RC airplane . 40A ESC can be used to change time to fit different brushless motors . 40A ESC has low voltage cutoff & amp ; Over - heat protection . Designed to minimize power consumption , servo has less noise . Easy and quick Installation . Specification : SG90A 9G servo Specification : No load speed : 0 . 12 sec / 60 deg ( 4 . 8 V ) Locked - rotor torque : 1 . 5 - 1 . 7kg / cm ( 4 . 8V - 6V ) Operating temperature : - 30 ~~+ 60 degrees Celsius Dead setting : 5 microseconds Working voltage : 4 . 8V - 6V Size : 21 . 5X11 . 8X22 . 7mm / 0 . 85x0 . 46x0 . 89inch Weight : 9g 40A Brushless ESC Specification : Current : 40A Output capacity : continuous current 40A , short - time current 55A ( not less than 10 seconds ) Power input : 2 - 4 lithium batteries ( Not Included ) BEC output : 5V @ 3A ( linear regulator - linear ) Maximum speed : 210 , 000 rpm for 2 - pole motor , 7000 rpm for 6 - pole motor , 35 , 000 rpm for 12 - pole motor Size : Approx . 68x25x8mm / 2 . 68x0 . 98x0 . 31inch A2212 1000kv Motor Specification : KV : 1000 Max Efficiency : 80 % Max Efficiency Current : 4 - 10A (& gt ; 75 %) Current Capacity : 12A / 60s No Load Current @ 10V : 0 . 5A No . Of Cells : 2 - 3 Li - Poly Motor Dimensions : Approx . 27 . 5 x 30mm / 1 . 08x1 . 18inch Shaft Diameter : Approx . 3 . 17mm / 0 . 12inch Weight : 47g Package Includes : 2 Pieces 9G SG90A Servo 1 Piece A2212 KV1000 Brushless Motor 2 Pieces 1060 Propellers 1 Piece 40A Brushless ESC Other Mounting Parts Note : Due to the difference between different monitors , the picture may not reflect the actual color of the item . Due to manual measurement , there may be 1 - 2mm error in size .