1. Small size, strong wind, long standby time: 2600mAh lithium battery, 40-50 minutes of battery life, 4 hours of charging 2. Hot and cold dual purpose: hot air file (plug in power supply), cold air file (lithium battery) 3. Not only used for exams, but also an artifact for drying hair, plug-in mode 1000W two-speed hot air, soft and more hair care 4. High-quality heating wire: uniform heating, fast heating, high thermal efficiency, long life, built-in thermostat, safe and reliable size: 14.5 x 20 x 7cm Material:ABS colour:white Package Contents: 1 x Hair Dryer 1 x Power cable 1 x USB Cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.