Smart Electric Head Massager: 3 vibration modes of different intensities and frequencies to relieve soreness and make you feel deeply relaxed while enjoying a head massage. Stress Relief: Electric scalp massager relieves fatigue and headaches caused by tension and stress. Using the wireless portable head massager, gently massage without hurting the scalp head, stimulate blood circulation in the head, promote good sleep and refreshment. EASY TO USE: One-touch control, short press to turn on and toggle different vibrations according to your needs, the rechargeable head massager powered by 3 AAA batteries (not included) is very easy to replace the batteries and use anywhere. SMALL SIZE: It fits perfectly in your palm, making it easier to hold without worrying about it falling off. Use safe material: Silicone brush head + ABS body, no odor, safe, so you can use it with confidence. It will be the perfect gift for parents, lovers, friends on any holiday. It's safe and sound - you can give yourself a good massage or give your cat and dog a bath.