Negative Ion Hair Straightener for Silky Hair: 2-in-1 Straightener Brush Easily transforms curly hair into straight hair in minutes, whether it's limp hair, thin hair, bleached hair, dyed hair, curly hair Whether you have thick or wavy hair, it can cut straightening time in half or faster than a flat iron. The built-in negative ion generator releases negative ions to help condition your hair, reduce split ends and tangles, and give you smooth, natural, and healthy hair. Perfect for a quick makeup application before going out. Safe mch heating: Built-in metal ceramic heater (MCH) provides even heat distribution. 12 adjustable temperature settings, from 250 to 450 (120 to 230), let you suit all hair types: thin, fine, thick, curly or wavy. It heats up quickly in just 30 seconds and gets great straightening results in minutes. Anti-scald design and automatic temperature locking: The ionic hair straightening brush has an anti-scald design, with 79 ceramic heating plates all located inside the comb and surrounded by anti-scald comb teeth, providing more protection for the scalp and hair while straightening. Automatic locking temperature and automatic shut-off safety function, maintain a constant temperature after reaching the set temperature, and automatically shut down when not used for 30 minutes. EASY OPERATION AND TRAVEL CONVENIENCE: Easily straighten hair at any angle with the 360-degree rotating power cord at home. LCD display and memory function make it easy to control the temperature. Universal voltage (100-240V), no geographical restrictions, very suitable for travel and business trips. Product Description How to operate Plug in the power supply, the screen shows OFF, the product is in standby mode (not heating) Press and hold the power switch for 2 seconds, the display shows 355 mode and the numbers start to flash, the heating process starts. When the numbers flash three times and stop, the display The screen displays the actual temperature of the appliance. When the temperature reaches the level of the selected mode, the heating process stops. Press the + and buttons simultaneously to toggle the temperature between Fahrenheit and Celsius. If there is no operation within 4 seconds, the keys will be locked. To unlock the key. To unlock the key, press the power switch twice within 1 second. When the heating time exceeds 30 minutes, the hair straightener brush automatically turns off and the display shows OFF. Safety precautions: Please keep items in a dry place. Never use this product with wet hands while bathing or showering. If this product becomes wet or falls into water, unplug immediately. Not suitable for use on wet hair. The memory function does not require unplugging the power plug (standby state) and turning it on again, it will display the gear when the heating was last stopped. Anti-scald design/79 ceramic heating plates are surrounded by anti-scald comb teeth, effectively protecting the skin from burns. Package includes 1