4PCS SPARKHOBBY XSPEED 1303.5 2500KV 46S 3800KV 36S 5500KV 24S Brushless Motor for DIY 2.53 Inch RC Drone FPV Racing Precise details: Specifications: Model: XSPEED 1303.5 Item Name: 1303.5 2500KV 4-6S 3800KV 3-6S 5500KV 2-4S Brushless Motor Overall Dimension: Φ17.3×11.3mm prop mounting shaft diameter: 1.5mm Installation hole position: 9×9mm,M2 Recommend Prop: 2inch~3inch Shaft Diameter: 2mm Lead Wire Size: 24AWG×100mm Configuration: 9N12P Magnet Wire: 200℃ Enameled Wire Input Voltage: 4-6S ( 2500KV ) / 3-6S ( 3800KV) / 2-4S ( 5500KV ) Quantity: 4PCS Weight:6.6g Peak Current: 2500KV(4.4A) 3800KV(6.5A) 5500KV(8.9A) ldle Current: 2500KV(10V/0.8A) 3800KV(5V/0.4A) 5500KV(6V/0.5A) Maximum Power: 2500KV(100W) 3800KV(144W) 5500KV(132W) Internal Resistance: 2500KV(780Ω) 3800KV(365Ω) 5500KV(195Ω) Features: 1. Highquality Design: Made with precision and durability for longlasting performance. 2. Versatile KV Options: Choose from 2500KV, 3800KV, or 5500KV to suit your specific needs. 3. Compact Size: Perfectly sized for 3inch frames, making it ideal for mini quadcopters or toothpick drones. 4. Smooth and Powerful: Delivers excellent throttle response and smooth operation, providing an immersive flying experience. 5. Easy Installation: Designed for easy installation and compatibility with various flight controllers and electronic speed controllers (ESC). Package Included: 4x SPARKHOBBY XSPEED 1303.5 Motor 4x bag of Screws ( M2x 4mm)