Cordless Auto Curler: Create beautiful curls & waves with Conair Unbound Auto Curler, the creators of Curl Secret. This high performance curler is rechargeable (charge fully overnight before first use) and offers up to 60-minutes of cord-free runtime. Professional Curl: Reach 400°F highest heat for professional results (note: this curler requires 60-second heat up time). Multi-directional curl action: left, right, or mixed with anti-tangle protection & ceramic curl chamber reduces frizz & adds shine.Do not put this product in a dishwasher or washing machine for cleaning. Sleek Curler: This curler has a LCD digital display showing heat, timer, battery level, & curl direction. 3 Heat/4 Timer settings allow you to create tight to loose curls & waves; Auto Off (will shut off automatically after 15 minutes if left on and idle). Opened and tried once. Here are the details from the Conair website. On The Go Styling: Easily fits in your handbag or gym bag for Beauty in Motion. Includes USB charger; 2 lithium ion batteries - Individual airline restrictions may apply (check with your carrier). Innovative Styling Tools: From curling irons and wands to flat irons, hot air brushes, auto curlers and more; Conair makes high quality styling tools for all hair types.