Product feature: Automatic rotation, usb charging, wirelessCordless auto hair curler can be easily put into a backpack, the preferred styling tool for business trips and travel. The handle adopts a more comfortable ergonomic design, which is convenient for female friends who love beauty to use it anytime and anywhereNote: Before using any new cosmetic product, perform a patch test on a small skin area. Verify ingredients for allergies and follow package warnings and directions.