JK610 straightening comb. •The JK610 professional hair straightener allows you to create straight, smooth, and sleek styles with ease. •Millions of negative ions can effectively resist hair electrostatic problems, replenish water with moisturizing hair care, leaving your hair shinier and healthier. •The salon-like performance smart chip enables rapid heat-up in about 2 minutes (the red light indicator will turn blue). And the built-in 2600mAh rechargeable battery can be directly powered by USB charging for wireless operation and continuous enjoyment, hassle-free. •Easy button control allows you to turn on and off with user-friendly operation, anti-scalding design can ensure the safety of operation in case of accidental damage by the heating plate. •The streamlined body can offer ergonomic and comfortable grips, suitable for home and travel use to provide you with a pleasant hairstyle effortlessly. Product voltage: 110V-240V 50Hz/60Hz Power: 25W Battery: 37V 2600mah ABS and metal alloy.