Features: 1. Aluminum construction, wear resistance, solid and compact. 2. Good heat insulation, variable speed system. 3. Low noise, low power consumption and strong wind. 4. USB cable can be connected to the power bank or power supply. Also can put 2 D batteries(the batteries are not included) to use. 5. Perfect accessory for your BBQ or portable spit roaster. Specification: Condition:100% Brand New Material: Aluminum Color: As Pictures Shown Rated voltage: DC 5V No-load current: Below 180MA Output speed: 4R.P.M Roasting branch output caliber: 0.8cm*0.8cm Turn around: CW Rotor output torque: 0-40.0kgf.cm Size: approx.10*9*9cm/3.9*3.5*3.5in Weight: Approx.584g/20.6oz Package list: 1 * BBQ Motor (Battery Not Included) 1 * USB Cable Note: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.