220V Double Bearing Silent Inner Rotor DC High Voltage Motor Motor Generator weigh2kg Motor Diameter:43 MM Motor Height:60.5 MM Output Shaft:5MM Output Shaft Length: 30.2 MM (with a small thread at the end) Motor lead:3-wire(3-phase DC brushless motor with Hall) Wire length:630MM Motor weight:308g The magnetism of the rotor is quite good, but because it is a brushless motor and double ball bearings, the motor shaft is lighter than a brush motor, that's why it is more suitable for DIY as a generator of the motor. Connect a 12v battery or other power source to the tail of the 775 motor, and it can start generating electricity Attention, Taobao friends: Please note that the power output of the generator is limited to low wattage. This generator mainly produces low current and cannot power household appliances. However, it can charge mobile phones and light bulbs without any issues, making it ideal for DIY projects among Taobao friends