It works, but I don't like the slight tingling sensation, so I'm reluctantly selling it. Black ELEKI BRUSH with level adjustment function. - Brand: Brighte - Model Name: ELEKI BRUSH - Accessories: Charging cable - Function: Level adjustment function - Color: Black No need to change attachments. EMS+RF+red and blue LEDs can be used all over the body to simultaneously address the skin and muscles. Salon-quality results anytime at home. ■ 16 dual-row LEDs emit red and blue light simultaneously Red LEDs promote collagen production, which is the source of firmness. By directly warming the entire skin, it gives a firm impression. Blue LEDs have a tightening effect. They refine the overall skin texture and lead to smoother skin. ■ Dual-mode EMS Brighte's original EMS. By combining low and high frequencies, it achieves a comfortable sensation and stimulation. EMS stimulation directly addresses muscles and facial muscles. The tingling, pleasant stimulation emitted from 38 electrodes directly works on the muscles throughout the body, loosening and tightening the skin. ■ Intelligent RF Equipped with automatic adjustment RF. Warms the skin and cares for sagging. Automatically adjusts the appropriate RF temperature for each area. By evenly distributing the warmth, it cares for firmness and sagging without unevenness. Also, it reacts to moisture and warms from deep within, improving circulation with the warmth. This function is also installed in many esthetic salons. ■ 10 functions in 1 device, supporting various uses ・Transparency care ・Lift care ・Firmness/tightening ・Aging care ・Facial muscle training ・Scalp care ・Warmth care ・Neck care ・Body care ・Dry fine wrinkle care