Portable Cooling Neck FanProduct selling points "1. The hose design can be stored, small and portable; 2. The polymer lithium battery is safer and more secure; 3. High-quality silent brushless motor, strong wind; 4. One-key operation, 3-speed adjustable air volumeProduct parameters:Rated input: DC5.0V/1.0AWorking current: 0.25-0.9ARated power: 4WBattery capacity: 1600mAhBattery usage time: about 6 s for 1st gear, 3 s for 2nd gear, 1.5 s for 3rd fan Charging time: about 3 s"Product material: ABS/silicone/electronic componentsDetails of accessories included with the product: Fan host*1, Type-c charging cable*1, Chinese and English manuals*1Product operation instructions: "Fan function: press the switch once to start the 1st gear, press the second switch to start the 2nd gear, press the third switch to start the 3rd gear, press the fourth switch to turn off the power. The above cycleIndicator description: The fan working status indicator is on blue, the charging status indicator is red, and the fully charged indicator is green