5000mAh Battery USB Hair Straightener, Fast Heating: The USB rechargeable 4800mAh battery lasts up to 45 minutes when fully charged (do not use while charging). The high-quality ceramic heating plate heats up quickly and evenly, creating the perfect hairstyle in minutes. Straighten your hair anytime, anywhere: Our portable flat iron allows you to perfectly style bangs, frames or ends. Please warm up for 2-3 minutes before use. Note: Ideal for short, thin, fine hair and bangs, bobs, not recommended for thick and long hair. 3 TEMPERATURES FOR DIFFERENT HAIR TYPES: Our cordless hair straightener has 3 temperatures, 320F for soft hair, 356F for medium hair, and 392F for coarse hair. The different heats are effective in improving longevity and reducing hair damage. Different baffle design than traditional hair modeling tools will protect your hands from accidental heat. PERFECT GIFT FOR MEN AND WOMEN - Multifunctional straightening brush that can be used as a straightening brush and also works great as a beard straightener, perfect for home use. Reminder: After the first use until the power is exhausted, the effective charging time is guaranteed to be more than 5 hours, and the battery capacity can be activated to effectively protect the battery and prolong its service life. Size: 20*4*4cm Colour: Black Packing list: 1pcs