[Brand New Hidden Fan Blades Design]: Compared with traditional portable electric fans, the JISULIFE upgraded handheld electric fan adopts the latest technology built-in turbine blades to maintain design aesthetics, achieving safety, looking good, and enjoying coolness. Never worry about hurting your fingers again. It also provides extra security for children, the elderly, and pets.[Upgraded Turbo Engine]: Superpower from aircraft engine turbine technology.Multi-stage pressurized airflow system, mini body but strong wind volume. Equipped with internal air chambers and volutes, 7 exclusive wedge-shaped fan blades for drawing in air, the winds are greatly propelled through the air duct.[18H Max Cooling Time]:Rechargeable Lithium-ion,4500mAh Battery Up to18hrs cooling experience,with only 4hrs USB-C charging.Applying high-safety batteries which are also used in new energy vehicles, allows the small fan to achieve ultra-long battery life. And the built-in high-voltage protection chip to achieve safety protection.[Tailor Your Wind]: Aerodynamic fan blades are designed to push a lot of air and have many speeds. The simple press button controls the variable 5 speeds so that you will easily find the right amount of airflow. They are great for drying makeup spray and mascara and Quick relief of hot flashes![Super Mini Size]: Ergonomically MINI design for easy hand-holding. Inspired by the minimalist meaning, mini design, and light-skinned materials are applied for the fan. With its ultra-small size, this fan can fit easily in your pocketProduct Properties:Brand------JISULIFEElectric fan design------ Wearable FanPower Source---- Battery PoweredStyle------ Portable Handheld FanProduct Dimensions---- 1.85"D x 2.44"W x 5.98"HRoom Type---- Office, HomeSpecial Feature----- BladelessRecommended Uses For Product------ Travel Outdoor CampingNoise Level---- 5E+1 dBWhat's In the Box1*Type C USB cable 1*User manual1*Lanyard1*Pocket fanABS