Note: Please fully charge it before first use. The massager cannot be used while charging. New Wireless Design: The neck massager has a built-in high-performance battery, so you can say goodbye to the trouble of wires and enjoy instant comfort by simply pressing the power button anywhere. This neck massager comes with a unique flexible shoulder strap that is easy to adjust to ensure a perfect fit for everyone. It also has an overheat protection function and a 15-minute automatic shutdown function, allowing you to use it without worries. Deep Kneading Massage: This neck shoulder back massager with heat is equipped with eight bidirectional rotating kneading massage heads to provide a thorough deep neck tissue massage. You can easily switch directions with just one click to customize your massage experience and maximize the pain relief of your neck, back, waist, limbs and shoulders. Heating Function: Built-in heating function enhances the massage experience and makes you feel more comfortable. Lightweight and portable, this neck and shoulder massager is comfortable even when worn for a long time, making it ideal for home, office, car and travel. It comes with a type-c charging cable for your convenience. Durable and comfortable material: Made of high-quality leather and breathable mesh fabric, this shoulder massager is easy to clean and provides a relaxing massage experience. Its ergonomic design makes it an ideal companion for home and travel. Great gift choice: AERLANG neck massager suitable as birthday gift, fathers day gift, mothers day gift, christmas gift, etc. Surprise your friends and family with this thoughtful gift!