Brand: QX-MOTOR Type: motor Model: QM2804 2204 Motor type: Brushless motor KV: 2300 Stator length: 4.5mm Configuration: 12N 14P Stator diameter: 22mm Shaft diameter: 5mm Max. Continuous Current (A): 17.5A Number of cells: LiPo 2 - 3S Max. Continuous power (W): 194W CW / CCW: CW Product weight: 0.0270 kg Package weight: 0.0660 kg Product size (L x W x H): 2.77 x 2.77 x 3.20 cm / 1.09 x 1.09 x 1.26 inches Package size (L x W x H): 9.00 x 5.60 x 4.20 cm / 3.54 x 2.2 x 1.65 inches Complete set: 4 rooms