Handheld Turbine Fan 120 Speed ?Brushless Motor Fan 1. Strong wind force, 15000rpmmin speed, 120 gears adjustable at will, vortex boost air guide system gathers strong wind, wide wind outlet 2. Built-in 2000mAh lithium battery, 3.5 hours fast charging, 1st gear wind power lasts about 6-7 hours; 120 gear wind power lasts about 50-60 minutes 3. Hair dryer-like high-speed three-phase motor, 9ms ultra-high wind speed, low energy consumption, low noise 4. Introducing the same motor and air duct design as high-speed hair dryers, high-speed airflow gushes out, giving you an incredible high-wind cooling experience 5. The size is only 157 x 59mm, which can be easily put into your pocket 6. Built-in AI protection chip, overcurrent protectionhigh temperature protectionovervoltage protectionshort circuit protection, comprehensive safety protection 7. Safety lock design, power off switch, to prevent accidental touch Specifications: 1. Rated voltage: 5V~2A 2. Rated power: 5W 3. Gear: 120 gears 4. Charging time: 2-3.5 hours 6. Product weight: 208 grams 7. Material: ABS