Product Name:Crimping Iron Set for Hair 4 in 1 Specifications: Thermal Conductivity Material: Tourmaline ceramic Voltage: 100-240V Frequency: 50/60Hz Power: 85W Applicable Hair: Dry Heating Element: PTC Temperature Control: Adjustable 160°C-220°C(320°F-430°F) Cable length: 2.5m Color: Black Weight: 640g Method of Use: 1. Turn on the power switch and turn the appropriate temperature profile, when the power indicator light, it normally work. 2. Preheating for a minute or so, per device can achieve the required temperature, can operate and use. 3. The heating element equipped with automatic constant temperature system,can continue to use. With computer temperature, please put the beginning to set the proper temperature before use. 4. Before you use the hair straightener ,the hair must be nine into the dry above. 5. When you use the crimping tool,the hair straightener front shell is higher than the hair root 1-2cm, so as not to burn. 6. After using , close the built-in power supply first , then unplug the power line, after cooling, store in a dry place Notes: * The crimper should never be recharged all the time. * When in heating and heated, be always put it on a heat resistant surface. * The bristles tip won't get hot, so it won't hurt your scalp. Remember DO NOT touch the iron --it's hot. * This hair straightener is a power heat styling tool, if not used correctly or the temperature setting error, it would cause your hair overheat even burnt. * Power off and pull out the plug after using it. This item will auto-off at 60 mins later. * The curler curling wand effect works best when hair washed. follow the instruction to install the plate or it may slide.IDEAL & PERFECT GIFT : Package includes 4 in 1 curling set, Heat resistant glove, English user manual. A Toolkit for women, ladies, girlfriend, wife. CERAMIC & TOURMALINE: With ceramic technology, the mini flat iron heats evenly all around, meaning no "hot spots" where a section might get hotter than another and burn or fry your hair. With tourmaline, it achieves ZERO sticking or pulling, and emits negative ions that help smooth the hair and eliminate frizz. NEGATIVE ION TECHNOLOGY: This curling iron with double anion gives you natural healthy silky looks , it can maximize the styling effect of shining and elegant hair after using. VARIABLE HEAT SETTING : LED temp display- Adjustable digital temperature control design(320?-428?) suitable for men and women, thick, curly, wavy and frizzy hair types. 4 IN 1 CURLING TONGS:Straighten, Curl, Wave your hair .This curling iron delivers 4 professional beauty styling results. It is working to help you achieve super-sleek, straight hair, polished curls or cascading waves and the curling iron helps you to create damage-free looks.