Features:     High precision ball bearing for strong wind power and reliable safety.       Setting up fire quickly, helping you make barbecue more easily.       Resistant to high temperature and easy to clean.       Small volume and portable, easy to carry.       Suitable for camping, picnic, trip, BBQ, etc.       Specification:  Bearing type: Dual Ball  Bearings  Rated Voltage: DC 12V  Current: 2.85A  Speed: 5400RPM Wind Pressure (42CFM Air Volume): 58.4 inch-h2o Noise: Max. 65.6dB  Wiring Method: Red(+), Black(-)  Life: 100000 hours (25℃, 45~85%RH)  second-line red is positive and the black is negative Color: Black Size: Approx. 97*97*32mm / 3.8*3.8*1.2in  Weight: Approx. 190g / 6.7oz     Package list:  1 * BBQ Fan     Note:  1. Due to the difference between monitors and light effects, the pictures may not reflect the actual color of the item.  2. Please allow slight error due to manual measurement. Thanks for your understanding.