Our Roland Grey Ice Compress Handheld Fan Is Meticulously Crafted From Abs, Pc, And Aluminum Alloy. It Is Specially Designed To Ensure Continuous And Stable Air Supply And Quickly Relieve Discomfort In High-Temperature Environments. The Usage Is Extremely Convenient: Fan Mode:1. Press The Fan Power Button Briefly Once To Turn On The Fan At Level 1: The Display Shows 01.2. At Any Time, Press The Power Button Once To Force Shutdown.3. Press And Hold The Fan Power Button To Increase The Level (1-100), And Press And Hold The Cooling Button To Decrease The Level.Cooling Mode (This Function Only Works When The Fan Is On):1. Press The Cooling Button Briefly Once To Activate The Cooling Function; The Green Snowflake Icon On The Display Will Light Up.2. Press The Cooling Button Briefly Again To Turn Off The Cooling Function; The Green Snowflake Icon On The Display Will Go Off.3. While Charging, The Cooling Function Will Automatically Turn Off Or Cannot Be Activated.Charging And Power Display:1. Plug In The Charging Cable, The Display Lights Up, And The % Sign Flashes Slowly, Indicating Normal Charging.2. When Fully Charged, The Display Will Not Light Up.3. When Any Key Is Pressed, The Level Information Will Be Displayed First.4. When The Battery Is Below 4%, The Display Numbers Begin To Flash Slowly; At 0%, It Turns Off.5. When The Battery Is 0%, Turning On The Fan Will Display Only 0, Flash Slowly Three Times, Then Turn Off; Do Not Activate The Functions.6. When Charging And Turning On, If Keys Are Pressed, The Level Information Will Appear First; Double-Clicking The Power Button Shows The Battery Level.Additionally, It Features Both Fan And Cooling Modes For Dual Adjustments, Providing A Refreshing Experience. Compact And Portable, It Meets Various Situational Needs.