Specifications:

• No. Of cells : 16 - 20 / 5 - 7 Li-Poly
• RPM/V : 515
• Max. efficiency : 86%
• Max. efficiency current : 15 - 40 A (>78%)
• No load current @ 10V : 1.5 A
• Current capacity : 55A / 60 s
• Internal Resistance : 70 mohm
• Dimensions: : 49.8x55.5mm
• Shaft diameter : 6 mm
• Weight with cables : 320 g
• Recomended model weight : 2000 - 4000 g
• Recomended prop without gearbox:
• 16 cells (5S Li-Poly) 14"x9"
• 18 cells (6s Li-Poly) 13"x8"
• 20 cells 12"x8"