Features: 1. Quick Drying: With two temperature options, this portable wireless hair dryer easily adapts to your busy mornings. Use the first setting for cool air (charging mode) and the second setting for hot air (plugged-in mode). Note: Do not use both charging and plugged-in modes simultaneously. 2. Smooth and Shiny Hair: Experience the advantage of millions of negative ions that penetrate your hair and scalp, reducing frizz and leaving your hair smooth, shiny, and manageable. 3. Powerful Airflow with Low Noise: Enjoy a strong airflow for quick drying with the high-speed motor of handy hairdryer that provides stable airflow and high torque. The noise-reducing design of the fan blades effectively controls and minimizes wind noise, ensuring a comfortable and quiet drying experience. 4. Dual Safety Temperature Control: Protect your hair from overheating with the dual safety temperature control system. The high-sensitivity thermal fuse and active overheat protection device automatically activate power-off protection when the temperature exceeds the safe range, ensuring the health and well-being of your hair. 5. Innovative Balanced Heating Design: The 500W power output of this hair blow dryer offers the perfect balance between effectiveness and comfort. It provides heat without burning your scalp and cool air without feeling too cold. Achieve optimal hair drying results without compromising your comfort. Specification: Item Type: Hair Dryer Portability: Unfoldable handle Power Source: Rechargeable Battery Material: ABS plastic Battery capacity: 2600mAh Cooling power: 40W 3.7V Using time: 1 hour Hot air power: 500W Hot air rated voltage: 220V~50HZ Product size: 18x14.5cm/7.09x5.71inch Tips: 1 level cold air, battery powered; 2-speed hot air, 220V socket power supply (charging and plugging are not allowed to be used simultaneously)