4Pcs RC Quadcopter Mini Quad Flyer CW/CCW Motor 720mm for Ladybird V2 Country of Manufacture: CHINA; Material: Metal, Magnet; Net Weight: 15g Package Content: 4Pcs x Motor; Main Color: Silver Tone Shaft Diameter: 1mm; Shaft Length: 4mm/0.16" Motor Size: 7 x 20mm/0.28" x 0.8"(D*L); Wire Length: 50mm/2" Rotating Speed: 30000RPM; Rated: DC 3V