Astronaut Hanging Neck Small Fan Vortex Bladeless Portable Portable USB Charging Third Gear Adjustment Long Battery Life Portable Fan Description: Hands-free fan: hanging neck design, free your hands anytime, anywhere, stylish astronaut shape makes you look cool, hot weather can bring you cool. Three modes: low (suitable for early summer or indoors), medium (suitable for outdoor), high (suitable for hot summer), 60 fan blades, dense wind. USB rechargeable fan: single machine 900mAh battery capacity, equipped with 5V/1A USB data cable, long battery life, single and double fans, single machine can be used for up to 7 hours. Ultra-quiet: full-wheel noise reduction and mute technology, quiet and undisturbed, creating a comfortable cool environment for you. Multiple uses: This portable USB fan is suitable for personal can cool down, office, gym and outdoor activities such as camping, picnic, traveling, hiking, climbing and watching sports, etc. Feature: 100% brand new and high quality. Single machine size: 6.4x6.4x3.5cm/2.52x2.52x1.38in Product net weight: 107g Product gross weight: 140g Color: White Motor speed: 1st gear 3400 rotating speed, 2nd gear 4200 rotating speed, 3rd gear 5000 rotating speed (positive and negative deviation 10%) Battery life: about 7 hours for the first gear, about 3.5 hours for the second gear, about 2 hours for the third gear The initial speed of the air outlet: 2.4m/s for the first gear, 3.4m/s for the second gear, 4.7m/s for the third gear (positive and negative deviation 10%) Rated power: 2-3W Battery capacity: 900mAh Charging power supply: 5V-1A Main material: ABS/PP Product list: 1 astronaut fan, 1 lanyard, 1 data cable, 1 manual Product advantages: 1. Variety of use, multi-scenario use 2. Gentle belt, skin-friendly and non-stick 3. Lightweight and no pressure, a single fan is as light as 84g 4. Angle can be adjusted, multiple wearing ways, blowing can be adjusted 5. Length Battery life, single and dual fans, single machine can be used for up to 7 hours 6. ultra-quiet, optimized air duct design, 60 pages of turbo fan blades Package Content: 1 x Astronaut fan, 1 x Lanyard, 1 Data cable, 1 x Manual