About this item:Smart Displacement Sensor Our desk fan with smart sensor can achieve true no-button operation. Just let the small fan stand upright on the table top and it will turn on automatically, then turn the fan body to change the wind mode. Small tabs on the rim tell you the working gear.5 Modes & 2 Angles 5 modes including low speed + no light, low speed + green light, medium speed + no light, medium speed + colorful breathing light, high speed + no light. 42 /90degree tilt angle adjustable, you can freely choose to blow on your face or neck or body.Long Battery Life With built-in 1800mAh rechargeable battery, this small desk fan can last 3-8 hours when fully charged, depending on the wind speed. NOTE: Remove the battery insulation tab for the first time of use.Comport In Quiet This personal fan is built with premium brushless motor, providing cool wind with low noise(lower than 36dB), ensuring it won't disturb your speed, rest or work, perfect for bedside or next to your computer.Compact & Portable The desk personal fan measures 6.4x6.4x4.1", small in size and light in weight, easy to carry around, ideal for home, office, dorm, RV etc. Package includes 1x smart sensing fan, 1x charging cable, 1x user manual.Features:Smart displacement sensor built-in for true no button operation.Just let the fan stand upright on table top and it will turn on automatically.Then turn the fan body to change from 5 modes.Designed with small tabs to tell you the working mode.Lay the small fan on the table top and it will turn off automatically.42 /90degree tilt angle adjustable.Built-in 1800mAh battery provides 3-8 hours of cool wind.High-speed brushless motor efficiently lowers the noise.Small size and portable, perfect for home, office, RV.5 Gears:1. Low speed - no light2. Low speed - green light steady-on3. Medium speed - no light4. Medium speed - colorful breathing light(color random)5. high speed-no lightSpecification:Item type: Smart sensor fanMotor type: Brushless motorBattery capacity: 1800mAhCharging interface: Type-CCharging input: DC 5V 1AUse time: 3-8 hoursOptional colors: Grey, YellowMaterial: PlasticFan size: 162x162x103mm / 6.4x6.4x4.1"Note:Please allow 1-2cm (0.4-0.8") difference due to manual measurement and slight color variation for different display setting.Package Includes:1 * Fan1 * Charging cable1 * User manual