Features: Adjustable speed controller enables setting the fan's speed to optimal noise and airflow levels for various applications and noise environments for DC brushless blower is suitable for projects that requires cooling or ventilation with limited clearance; Plug for play, the power adapter input 100V to 240V AC; enables the fan to be powered through an AC outlet widely used in car for seat, AV cabinet, wood stove, outdoor BBQ firewood stove, etc. brand new and high quality The total length of the wire is 166cm/65.35in, and the speed can be adjusted Specifications: Material: Iron+Metal Input: AC 100-240V 50/60Hz 5.5x2.1mm Output: for DC 12V 2A Fan Size: approx 12x11.3x3cm/4.72x4.45x1.18in Model: BFB1012VH Nominal Current: 2A Power: 20W Speed: 6000RPM Air volume: 45CFM Wind pressure: 1.952in Noise: 65dba Bearing: Double Ball Weight: 185G Note: Due to the difference of different monitors, the picture may not reflect the actual color of the item. Thanks! Due to manual measurement, please allow an error of 0-1cm. Please make sure you don'for t mind before bidding. Only the cooling fan, does not include other accessories in the picture. Package includes: 1 Set x Fan with Speed Controller