They are 716 coreless motors and propellers dedicated to the quadcopter and they are critical parts for you to design quadcopter. Low working voltage and very high speed make the motors suitable for battery applications. The connection point between the motor and cable is marked with the hot melt adhesive to defense cable broken.
Motor features:
- No-load speed: 48000 rpm @ 3.7V, 53000 rpm @ 4.2V
- No-load current: 80mA @ 3.7V, 100mA @ 4.2V
- Stall Current: 1.8A @ 3.7V, 2A @ 4.2V
- Shaft Diameter: 0.8mm
- Shaft length: 7mm
- Motor Cylindrical Size: 7*16mm
- Cable length: 65mm
- Ideal for DIY and 4-axis aircraft

Propeller specifications: include 2 pairs of positive and negative propellers
- Length: 46mm
- Hole diameter: 0.75mm