Feature:1. CNC Cutting Technology: Metal stepless speed regulation, knob switch adopts CNC integrated cutting technology, you can easily control the wind speed with your fingers.2. SOS Ambient Light: With 4 different lighting effects that can be switched at any time, providing auxiliary lighting and a more colorful and beautiful appearance.3. Charging Upgrade: Equipped with a digital tube power display screen, you can real time check remaining power, 60W super fast charging, can be completely charged in 20 minutes.4. Enhanced Battery: Equipped with 10X high rate discharge and 16000mAh (4000mAhx4) long endurance battery pack, the maximum battery life is about 10 hours when completely charged.5. Appearance Design: The two sides add cool aerodynamic layout and auxiliary intake grille design, making the airflow more stable, smoother, beautiful and textured.6. Premium Material: Carbon fiber composite shell, high hardness, high temperature resistant, low heat generation, strong explosive power, comfortable grip, and long lasting.7. Powerful Performance: Using 64mm high speed brushless motor fan set, can achieve 1500g thrust (not falsely labeled) and 350km/h wind speed, will not burn out under long loads, powerful and stable.8. Multiple Protections: Dual over temperature protecting, current protecting, short circuit protecting, combined with active cooling system, make this product safe and secure.9. Widely Used: For snow removal, car and motorcycle dusting, photography ventilation, yard cleaning, car cleaning water collection, cushion inflation, camping barbecue, industrial dusting, keyboard cleaning, car crack cleaning, floor cleaning, foot mat debris cleaning, etc.Specification:Item Type: Turbo Fan BlowerMaterial: Carbon Fiber Composite MaterialBattery: Polymer Battery x 4, Battery Capacity: 4000mAh x 4 (Built in)Wind Speed: 350km/hStarting Method: Stepless Speed RegulationBattery Display: Digital Tube Battery Display ScreenSOS Ambient Light: 4 Lighting EffectsPower: 750WThrust: 1500gCharging Power: 60W (Super Fast Charging)Rated Voltage: 16.8VCooling Mode: Active CoolingCharging Method: TYPE C (with Battery Level Display).Package List:1 x Turbo Fan Blower1 x Heatsink1 x English Manual1 x Manual