Portable Hair Straightener 1. 110-240V/50-60Hz, 25W ... 4. ISO9001 certificate Portable Hair StraightenerHair straighteners, professional hair straightener, digital hair straightener, hair straightener curling, hair straighteners 220v, ... chemical hair straightener, rotating hair straightener, rolling hair straightener, portable hair straightener etcHair StraightenerModel No. NVHS1125110-240V/50-60Hz, ...